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Finding the Fourth Proportional to 187,231.82, 280,847.72 and 62,572.82

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Solution

The fourth proportional to 187,231.82, 280,847.72 and 62,572.82 is: 93,859.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,231.82 : 280,847.72 = 62,572.82 : x
  2. Step 2: Convert to fraction form
    187,231.82/280,847.72 = 62,572.82/x
  3. Step 3: Cross multiply
    187,231.82x = 280,847.72 × 62,572.82
  4. Step 4: Simplify right side
    187,231.82x = 17,573,432,583.16
  5. Step 5: Solve for x
    x = 17,573,432,583.16/187,231.82
  6. Step 6: Final answer
    x = 93,859.22

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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.