Home / 54,086.90-81,160.89-29,126.42

Finding the Fourth Proportional to 54,086.90, 81,160.89 and 29,126.42

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Solution

The fourth proportional to 54,086.90, 81,160.89 and 29,126.42 is: 43,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,086.90 : 81,160.89 = 29,126.42 : x
  2. Step 2: Convert to fraction form
    54,086.90/81,160.89 = 29,126.42/x
  3. Step 3: Cross multiply
    54,086.90x = 81,160.89 × 29,126.42
  4. Step 4: Simplify right side
    54,086.90x = 2,363,926,169.71
  5. Step 5: Solve for x
    x = 2,363,926,169.71/54,086.90
  6. Step 6: Final answer
    x = 43,706.08

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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.