Home / 79,649.44-119,470.20-29,725.72

Finding the Fourth Proportional to 79,649.44, 119,470.20 and 29,725.72

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Solution

The fourth proportional to 79,649.44, 119,470.20 and 29,725.72 is: 44,587.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,649.44 : 119,470.20 = 29,725.72 : x
  2. Step 2: Convert to fraction form
    79,649.44/119,470.20 = 29,725.72/x
  3. Step 3: Cross multiply
    79,649.44x = 119,470.20 × 29,725.72
  4. Step 4: Simplify right side
    79,649.44x = 3,551,337,713.54
  5. Step 5: Solve for x
    x = 3,551,337,713.54/79,649.44
  6. Step 6: Final answer
    x = 44,587.10

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1.5x scale

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.