Home / 187,708.46-281,560.34-45,554.92

Finding the Fourth Proportional to 187,708.46, 281,560.34 and 45,554.92

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Solution

The fourth proportional to 187,708.46, 281,560.34 and 45,554.92 is: 68,331.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,708.46 : 281,560.34 = 45,554.92 : x
  2. Step 2: Convert to fraction form
    187,708.46/281,560.34 = 45,554.92/x
  3. Step 3: Cross multiply
    187,708.46x = 281,560.34 × 45,554.92
  4. Step 4: Simplify right side
    187,708.46x = 12,826,458,173.86
  5. Step 5: Solve for x
    x = 12,826,458,173.86/187,708.46
  6. Step 6: Final answer
    x = 68,331.81

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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.