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Finding the Fourth Proportional to 250,500.16, 375,713.76 and 72,959.52

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Solution

The fourth proportional to 250,500.16, 375,713.76 and 72,959.52 is: 109,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,500.16 : 375,713.76 = 72,959.52 : x
  2. Step 2: Convert to fraction form
    250,500.16/375,713.76 = 72,959.52/x
  3. Step 3: Cross multiply
    250,500.16x = 375,713.76 × 72,959.52
  4. Step 4: Simplify right side
    250,500.16x = 27,411,895,587.00
  5. Step 5: Solve for x
    x = 27,411,895,587.00/250,500.16
  6. Step 6: Final answer
    x = 109,428.66

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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.