Home / 89,211.46-133,817.44-30,088.66

Finding the Fourth Proportional to 89,211.46, 133,817.44 and 30,088.66

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Solution

The fourth proportional to 89,211.46, 133,817.44 and 30,088.66 is: 45,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211.46 : 133,817.44 = 30,088.66 : x
  2. Step 2: Convert to fraction form
    89,211.46/133,817.44 = 30,088.66/x
  3. Step 3: Cross multiply
    89,211.46x = 133,817.44 × 30,088.66
  4. Step 4: Simplify right side
    89,211.46x = 4,026,387,454.23
  5. Step 5: Solve for x
    x = 4,026,387,454.23/89,211.46
  6. Step 6: Final answer
    x = 45,133.07

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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.