Home / 103,926.38-155,889.89-29,046.03

Finding the Fourth Proportional to 103,926.38, 155,889.89 and 29,046.03

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Solution

The fourth proportional to 103,926.38, 155,889.89 and 29,046.03 is: 43,569.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,926.38 : 155,889.89 = 29,046.03 : x
  2. Step 2: Convert to fraction form
    103,926.38/155,889.89 = 29,046.03/x
  3. Step 3: Cross multiply
    103,926.38x = 155,889.89 × 29,046.03
  4. Step 4: Simplify right side
    103,926.38x = 4,527,982,421.64
  5. Step 5: Solve for x
    x = 4,527,982,421.64/103,926.38
  6. Step 6: Final answer
    x = 43,569.13

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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.