Home / 325,180.12-487,720.96-88,541.44

Finding the Fourth Proportional to 325,180.12, 487,720.96 and 88,541.44

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Solution

The fourth proportional to 325,180.12, 487,720.96 and 88,541.44 is: 132,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,180.12 : 487,720.96 = 88,541.44 : x
  2. Step 2: Convert to fraction form
    325,180.12/487,720.96 = 88,541.44/x
  3. Step 3: Cross multiply
    325,180.12x = 487,720.96 × 88,541.44
  4. Step 4: Simplify right side
    325,180.12x = 43,183,516,116.58
  5. Step 5: Solve for x
    x = 43,183,516,116.58/325,180.12
  6. Step 6: Final answer
    x = 132,798.76

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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.