Home / 89,432.71-134,153.15-63,254.32

Finding the Fourth Proportional to 89,432.71, 134,153.15 and 63,254.32

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Solution

The fourth proportional to 89,432.71, 134,153.15 and 63,254.32 is: 94,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,432.71 : 134,153.15 = 63,254.32 : x
  2. Step 2: Convert to fraction form
    89,432.71/134,153.15 = 63,254.32/x
  3. Step 3: Cross multiply
    89,432.71x = 134,153.15 × 63,254.32
  4. Step 4: Simplify right side
    89,432.71x = 8,485,766,279.11
  5. Step 5: Solve for x
    x = 8,485,766,279.11/89,432.71
  6. Step 6: Final answer
    x = 94,884.37

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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.