Home / 83,442.32-125,079.24-52,299.44

Finding the Fourth Proportional to 83,442.32, 125,079.24 and 52,299.44

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Solution

The fourth proportional to 83,442.32, 125,079.24 and 52,299.44 is: 78,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,442.32 : 125,079.24 = 52,299.44 : x
  2. Step 2: Convert to fraction form
    83,442.32/125,079.24 = 52,299.44/x
  3. Step 3: Cross multiply
    83,442.32x = 125,079.24 × 52,299.44
  4. Step 4: Simplify right side
    83,442.32x = 6,541,574,207.63
  5. Step 5: Solve for x
    x = 6,541,574,207.63/83,442.32
  6. Step 6: Final answer
    x = 78,396.36

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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.