Home / 79,685.28-119,542.48-32,941.80

Finding the Fourth Proportional to 79,685.28, 119,542.48 and 32,941.80

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Solution

The fourth proportional to 79,685.28, 119,542.48 and 32,941.80 is: 49,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,685.28 : 119,542.48 = 32,941.80 : x
  2. Step 2: Convert to fraction form
    79,685.28/119,542.48 = 32,941.80/x
  3. Step 3: Cross multiply
    79,685.28x = 119,542.48 × 32,941.80
  4. Step 4: Simplify right side
    79,685.28x = 3,937,944,467.66
  5. Step 5: Solve for x
    x = 3,937,944,467.66/79,685.28
  6. Step 6: Final answer
    x = 49,418.72

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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.