Home / 137,398.14-206,126.60-42,626.26

Finding the Fourth Proportional to 137,398.14, 206,126.60 and 42,626.26

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Solution

The fourth proportional to 137,398.14, 206,126.60 and 42,626.26 is: 63,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,398.14 : 206,126.60 = 42,626.26 : x
  2. Step 2: Convert to fraction form
    137,398.14/206,126.60 = 42,626.26/x
  3. Step 3: Cross multiply
    137,398.14x = 206,126.60 × 42,626.26
  4. Step 4: Simplify right side
    137,398.14x = 8,786,406,089.04
  5. Step 5: Solve for x
    x = 8,786,406,089.04/137,398.14
  6. Step 6: Final answer
    x = 63,948.51

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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.