Home / 115,240.75-172,890.29-32,134.75

Finding the Fourth Proportional to 115,240.75, 172,890.29 and 32,134.75

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Solution

The fourth proportional to 115,240.75, 172,890.29 and 32,134.75 is: 48,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,240.75 : 172,890.29 = 32,134.75 : x
  2. Step 2: Convert to fraction form
    115,240.75/172,890.29 = 32,134.75/x
  3. Step 3: Cross multiply
    115,240.75x = 172,890.29 × 32,134.75
  4. Step 4: Simplify right side
    115,240.75x = 5,555,786,246.58
  5. Step 5: Solve for x
    x = 5,555,786,246.58/115,240.75
  6. Step 6: Final answer
    x = 48,210.26

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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.