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Finding the Fourth Proportional to 149,695.32, 224,538.66 and 38,887.32

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Solution

The fourth proportional to 149,695.32, 224,538.66 and 38,887.32 is: 58,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,695.32 : 224,538.66 = 38,887.32 : x
  2. Step 2: Convert to fraction form
    149,695.32/224,538.66 = 38,887.32/x
  3. Step 3: Cross multiply
    149,695.32x = 224,538.66 × 38,887.32
  4. Step 4: Simplify right side
    149,695.32x = 8,731,706,723.79
  5. Step 5: Solve for x
    x = 8,731,706,723.79/149,695.32
  6. Step 6: Final answer
    x = 58,329.86

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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.