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Finding the Fourth Proportional to 250,146.84, 375,226.38 and 72,655.38

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Solution

The fourth proportional to 250,146.84, 375,226.38 and 72,655.38 is: 108,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,146.84 : 375,226.38 = 72,655.38 : x
  2. Step 2: Convert to fraction form
    250,146.84/375,226.38 = 72,655.38/x
  3. Step 3: Cross multiply
    250,146.84x = 375,226.38 × 72,655.38
  4. Step 4: Simplify right side
    250,146.84x = 27,262,215,224.92
  5. Step 5: Solve for x
    x = 27,262,215,224.92/250,146.84
  6. Step 6: Final answer
    x = 108,984.85

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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.