Home / 57,149.48-85,642.52-32,137.02

Finding the Fourth Proportional to 57,149.48, 85,642.52 and 32,137.02

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Solution

The fourth proportional to 57,149.48, 85,642.52 and 32,137.02 is: 48,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,149.48 : 85,642.52 = 32,137.02 : x
  2. Step 2: Convert to fraction form
    57,149.48/85,642.52 = 32,137.02/x
  3. Step 3: Cross multiply
    57,149.48x = 85,642.52 × 32,137.02
  4. Step 4: Simplify right side
    57,149.48x = 2,752,295,217.41
  5. Step 5: Solve for x
    x = 2,752,295,217.41/57,149.48
  6. Step 6: Final answer
    x = 48,159.58

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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.