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Finding the Fourth Proportional to 187,005.48, 280,510.70 and 62,346.52

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Solution

The fourth proportional to 187,005.48, 280,510.70 and 62,346.52 is: 93,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,005.48 : 280,510.70 = 62,346.52 : x
  2. Step 2: Convert to fraction form
    187,005.48/280,510.70 = 62,346.52/x
  3. Step 3: Cross multiply
    187,005.48x = 280,510.70 × 62,346.52
  4. Step 4: Simplify right side
    187,005.48x = 17,488,865,967.76
  5. Step 5: Solve for x
    x = 17,488,865,967.76/187,005.48
  6. Step 6: Final answer
    x = 93,520.61

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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.