Home / 137,896.02-206,839.89-38,062.22

Finding the Fourth Proportional to 137,896.02, 206,839.89 and 38,062.22

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Solution

The fourth proportional to 137,896.02, 206,839.89 and 38,062.22 is: 57,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,896.02 : 206,839.89 = 38,062.22 : x
  2. Step 2: Convert to fraction form
    137,896.02/206,839.89 = 38,062.22/x
  3. Step 3: Cross multiply
    137,896.02x = 206,839.89 × 38,062.22
  4. Step 4: Simplify right side
    137,896.02x = 7,872,784,363.76
  5. Step 5: Solve for x
    x = 7,872,784,363.76/137,896.02
  6. Step 6: Final answer
    x = 57,092.18

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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.