Home / 78,575.76-108,445.98-44,124.36

Finding the Fourth Proportional to 78,575.76, 108,445.98 and 44,124.36

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Solution

The fourth proportional to 78,575.76, 108,445.98 and 44,124.36 is: 60,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,575.76 : 108,445.98 = 44,124.36 : x
  2. Step 2: Convert to fraction form
    78,575.76/108,445.98 = 44,124.36/x
  3. Step 3: Cross multiply
    78,575.76x = 108,445.98 × 44,124.36
  4. Step 4: Simplify right side
    78,575.76x = 4,785,109,462.07
  5. Step 5: Solve for x
    x = 4,785,109,462.07/78,575.76
  6. Step 6: Final answer
    x = 60,898.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.