Home / 83,896.20-125,552.70-57,652.20

Finding the Fourth Proportional to 83,896.20, 125,552.70 and 57,652.20

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Solution

The fourth proportional to 83,896.20, 125,552.70 and 57,652.20 is: 86,277.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,896.20 : 125,552.70 = 57,652.20 : x
  2. Step 2: Convert to fraction form
    83,896.20/125,552.70 = 57,652.20/x
  3. Step 3: Cross multiply
    83,896.20x = 125,552.70 × 57,652.20
  4. Step 4: Simplify right side
    83,896.20x = 7,238,389,370.94
  5. Step 5: Solve for x
    x = 7,238,389,370.94/83,896.20
  6. Step 6: Final answer
    x = 86,277.92

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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.