Home / 198,387.60-297,583.82-58,149.06

Finding the Fourth Proportional to 198,387.60, 297,583.82 and 58,149.06

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Solution

The fourth proportional to 198,387.60, 297,583.82 and 58,149.06 is: 87,224.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,387.60 : 297,583.82 = 58,149.06 : x
  2. Step 2: Convert to fraction form
    198,387.60/297,583.82 = 58,149.06/x
  3. Step 3: Cross multiply
    198,387.60x = 297,583.82 × 58,149.06
  4. Step 4: Simplify right side
    198,387.60x = 17,304,219,404.21
  5. Step 5: Solve for x
    x = 17,304,219,404.21/198,387.60
  6. Step 6: Final answer
    x = 87,224.30

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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.