Home / 83,759.52-125,652.24-52,145.22

Finding the Fourth Proportional to 83,759.52, 125,652.24 and 52,145.22

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Solution

The fourth proportional to 83,759.52, 125,652.24 and 52,145.22 is: 78,225.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,759.52 : 125,652.24 = 52,145.22 : x
  2. Step 2: Convert to fraction form
    83,759.52/125,652.24 = 52,145.22/x
  3. Step 3: Cross multiply
    83,759.52x = 125,652.24 × 52,145.22
  4. Step 4: Simplify right side
    83,759.52x = 6,552,163,698.29
  5. Step 5: Solve for x
    x = 6,552,163,698.29/83,759.52
  6. Step 6: Final answer
    x = 78,225.90

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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.