Home / 89,184.30-133,796.97-30,018.39

Finding the Fourth Proportional to 89,184.30, 133,796.97 and 30,018.39

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Solution

The fourth proportional to 89,184.30, 133,796.97 and 30,018.39 is: 45,034.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,184.30 : 133,796.97 = 30,018.39 : x
  2. Step 2: Convert to fraction form
    89,184.30/133,796.97 = 30,018.39/x
  3. Step 3: Cross multiply
    89,184.30x = 133,796.97 × 30,018.39
  4. Step 4: Simplify right side
    89,184.30x = 4,016,369,626.28
  5. Step 5: Solve for x
    x = 4,016,369,626.28/89,184.30
  6. Step 6: Final answer
    x = 45,034.49

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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.