Home / 187,623.27-281,436.66-47,381.76

Finding the Fourth Proportional to 187,623.27, 281,436.66 and 47,381.76

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Solution

The fourth proportional to 187,623.27, 281,436.66 and 47,381.76 is: 71,073.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,623.27 : 281,436.66 = 47,381.76 : x
  2. Step 2: Convert to fraction form
    187,623.27/281,436.66 = 47,381.76/x
  3. Step 3: Cross multiply
    187,623.27x = 281,436.66 × 47,381.76
  4. Step 4: Simplify right side
    187,623.27x = 13,334,964,279.32
  5. Step 5: Solve for x
    x = 13,334,964,279.32/187,623.27
  6. Step 6: Final answer
    x = 71,073.08

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1.5x scale

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.