Home / 115,451.10-173,335.77-79,824.87

Finding the Fourth Proportional to 115,451.10, 173,335.77 and 79,824.87

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Solution

The fourth proportional to 115,451.10, 173,335.77 and 79,824.87 is: 119,847.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,451.10 : 173,335.77 = 79,824.87 : x
  2. Step 2: Convert to fraction form
    115,451.10/173,335.77 = 79,824.87/x
  3. Step 3: Cross multiply
    115,451.10x = 173,335.77 × 79,824.87
  4. Step 4: Simplify right side
    115,451.10x = 13,836,505,306.60
  5. Step 5: Solve for x
    x = 13,836,505,306.60/115,451.10
  6. Step 6: Final answer
    x = 119,847.32

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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.