Home / 325,217.60-487,834.96-88,565.12

Finding the Fourth Proportional to 325,217.60, 487,834.96 and 88,565.12

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Solution

The fourth proportional to 325,217.60, 487,834.96 and 88,565.12 is: 132,850.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,217.60 : 487,834.96 = 88,565.12 : x
  2. Step 2: Convert to fraction form
    325,217.60/487,834.96 = 88,565.12/x
  3. Step 3: Cross multiply
    325,217.60x = 487,834.96 × 88,565.12
  4. Step 4: Simplify right side
    325,217.60x = 43,205,161,772.60
  5. Step 5: Solve for x
    x = 43,205,161,772.60/325,217.60
  6. Step 6: Final answer
    x = 132,850.01

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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.