Home / 74,901.28-112,354.22-32,759.68

Finding the Fourth Proportional to 74,901.28, 112,354.22 and 32,759.68

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Solution

The fourth proportional to 74,901.28, 112,354.22 and 32,759.68 is: 49,140.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,901.28 : 112,354.22 = 32,759.68 : x
  2. Step 2: Convert to fraction form
    74,901.28/112,354.22 = 32,759.68/x
  3. Step 3: Cross multiply
    74,901.28x = 112,354.22 × 32,759.68
  4. Step 4: Simplify right side
    74,901.28x = 3,680,688,293.85
  5. Step 5: Solve for x
    x = 3,680,688,293.85/74,901.28
  6. Step 6: Final answer
    x = 49,140.53

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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.