Home / 118,086.26-177,037.25-80,553.29

Finding the Fourth Proportional to 118,086.26, 177,037.25 and 80,553.29

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Solution

The fourth proportional to 118,086.26, 177,037.25 and 80,553.29 is: 120,767.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,086.26 : 177,037.25 = 80,553.29 : x
  2. Step 2: Convert to fraction form
    118,086.26/177,037.25 = 80,553.29/x
  3. Step 3: Cross multiply
    118,086.26x = 177,037.25 × 80,553.29
  4. Step 4: Simplify right side
    118,086.26x = 14,260,931,652.10
  5. Step 5: Solve for x
    x = 14,260,931,652.10/118,086.26
  6. Step 6: Final answer
    x = 120,767.08

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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.