Home / 115,151.13-172,750.28-48,591.27

Finding the Fourth Proportional to 115,151.13, 172,750.28 and 48,591.27

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Solution

The fourth proportional to 115,151.13, 172,750.28 and 48,591.27 is: 72,896.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,151.13 : 172,750.28 = 48,591.27 : x
  2. Step 2: Convert to fraction form
    115,151.13/172,750.28 = 48,591.27/x
  3. Step 3: Cross multiply
    115,151.13x = 172,750.28 × 48,591.27
  4. Step 4: Simplify right side
    115,151.13x = 8,394,155,255.10
  5. Step 5: Solve for x
    x = 8,394,155,255.10/115,151.13
  6. Step 6: Final answer
    x = 72,896.86

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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.