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Finding the Fourth Proportional to 349,951.92, 524,935.98 and 125,327.76

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Solution

The fourth proportional to 349,951.92, 524,935.98 and 125,327.76 is: 187,994.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,951.92 : 524,935.98 = 125,327.76 : x
  2. Step 2: Convert to fraction form
    349,951.92/524,935.98 = 125,327.76/x
  3. Step 3: Cross multiply
    349,951.92x = 524,935.98 × 125,327.76
  4. Step 4: Simplify right side
    349,951.92x = 65,789,050,516.80
  5. Step 5: Solve for x
    x = 65,789,050,516.80/349,951.92
  6. Step 6: Final answer
    x = 187,994.54

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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.