Home / 187,135.92-258,244.50-102,251.16

Finding the Fourth Proportional to 187,135.92, 258,244.50 and 102,251.16

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Solution

The fourth proportional to 187,135.92, 258,244.50 and 102,251.16 is: 141,104.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,135.92 : 258,244.50 = 102,251.16 : x
  2. Step 2: Convert to fraction form
    187,135.92/258,244.50 = 102,251.16/x
  3. Step 3: Cross multiply
    187,135.92x = 258,244.50 × 102,251.16
  4. Step 4: Simplify right side
    187,135.92x = 26,405,799,688.62
  5. Step 5: Solve for x
    x = 26,405,799,688.62/187,135.92
  6. Step 6: Final answer
    x = 141,104.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.