Home / 67,934.32-101,919.18-25,815.16

Finding the Fourth Proportional to 67,934.32, 101,919.18 and 25,815.16

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Solution

The fourth proportional to 67,934.32, 101,919.18 and 25,815.16 is: 38,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,934.32 : 101,919.18 = 25,815.16 : x
  2. Step 2: Convert to fraction form
    67,934.32/101,919.18 = 25,815.16/x
  3. Step 3: Cross multiply
    67,934.32x = 101,919.18 × 25,815.16
  4. Step 4: Simplify right side
    67,934.32x = 2,631,059,938.77
  5. Step 5: Solve for x
    x = 2,631,059,938.77/67,934.32
  6. Step 6: Final answer
    x = 38,729.47

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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.