Home / 137,710.83-206,321.58-57,572.17

Finding the Fourth Proportional to 137,710.83, 206,321.58 and 57,572.17

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Solution

The fourth proportional to 137,710.83, 206,321.58 and 57,572.17 is: 86,255.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,710.83 : 206,321.58 = 57,572.17 : x
  2. Step 2: Convert to fraction form
    137,710.83/206,321.58 = 57,572.17/x
  3. Step 3: Cross multiply
    137,710.83x = 206,321.58 × 57,572.17
  4. Step 4: Simplify right side
    137,710.83x = 11,878,380,562.62
  5. Step 5: Solve for x
    x = 11,878,380,562.62/137,710.83
  6. Step 6: Final answer
    x = 86,255.96

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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.