Home / 89,058.80-133,588.20-22,499.12

Finding the Fourth Proportional to 89,058.80, 133,588.20 and 22,499.12

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Solution

The fourth proportional to 89,058.80, 133,588.20 and 22,499.12 is: 33,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,058.80 : 133,588.20 = 22,499.12 : x
  2. Step 2: Convert to fraction form
    89,058.80/133,588.20 = 22,499.12/x
  3. Step 3: Cross multiply
    89,058.80x = 133,588.20 × 22,499.12
  4. Step 4: Simplify right side
    89,058.80x = 3,005,616,942.38
  5. Step 5: Solve for x
    x = 3,005,616,942.38/89,058.80
  6. Step 6: Final answer
    x = 33,748.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.