Home / 83,710.52-125,591.70-39,335.48

Finding the Fourth Proportional to 83,710.52, 125,591.70 and 39,335.48

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Solution

The fourth proportional to 83,710.52, 125,591.70 and 39,335.48 is: 59,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,710.52 : 125,591.70 = 39,335.48 : x
  2. Step 2: Convert to fraction form
    83,710.52/125,591.70 = 39,335.48/x
  3. Step 3: Cross multiply
    83,710.52x = 125,591.70 × 39,335.48
  4. Step 4: Simplify right side
    83,710.52x = 4,940,209,803.52
  5. Step 5: Solve for x
    x = 4,940,209,803.52/83,710.52
  6. Step 6: Final answer
    x = 59,015.40

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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.