Home / 137,227.04-205,811.76-38,708

Finding the Fourth Proportional to 137,227.04, 205,811.76 and 38,708

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Solution

The fourth proportional to 137,227.04, 205,811.76 and 38,708 is: 58,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,227.04 : 205,811.76 = 38,708 : x
  2. Step 2: Convert to fraction form
    137,227.04/205,811.76 = 38,708/x
  3. Step 3: Cross multiply
    137,227.04x = 205,811.76 × 38,708
  4. Step 4: Simplify right side
    137,227.04x = 7,966,561,606.08
  5. Step 5: Solve for x
    x = 7,966,561,606.08/137,227.04
  6. Step 6: Final answer
    x = 58,053.88

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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.