Home / 312,735.20-469,132.01-88,095.26

Finding the Fourth Proportional to 312,735.20, 469,132.01 and 88,095.26

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Solution

The fourth proportional to 312,735.20, 469,132.01 and 88,095.26 is: 132,151.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,735.20 : 469,132.01 = 88,095.26 : x
  2. Step 2: Convert to fraction form
    312,735.20/469,132.01 = 88,095.26/x
  3. Step 3: Cross multiply
    312,735.20x = 469,132.01 × 88,095.26
  4. Step 4: Simplify right side
    312,735.20x = 41,328,305,954.80
  5. Step 5: Solve for x
    x = 41,328,305,954.80/312,735.20
  6. Step 6: Final answer
    x = 132,151.12

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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.