Home / 187,847.96-281,787.98-103,666.22

Finding the Fourth Proportional to 187,847.96, 281,787.98 and 103,666.22

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Solution

The fourth proportional to 187,847.96, 281,787.98 and 103,666.22 is: 155,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,847.96 : 281,787.98 = 103,666.22 : x
  2. Step 2: Convert to fraction form
    187,847.96/281,787.98 = 103,666.22/x
  3. Step 3: Cross multiply
    187,847.96x = 281,787.98 × 103,666.22
  4. Step 4: Simplify right side
    187,847.96x = 29,211,894,914.17
  5. Step 5: Solve for x
    x = 29,211,894,914.17/187,847.96
  6. Step 6: Final answer
    x = 155,508.19

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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.