Home / 129,934.26-179,305.65-73,350.90

Finding the Fourth Proportional to 129,934.26, 179,305.65 and 73,350.90

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Solution

The fourth proportional to 129,934.26, 179,305.65 and 73,350.90 is: 101,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,934.26 : 179,305.65 = 73,350.90 : x
  2. Step 2: Convert to fraction form
    129,934.26/179,305.65 = 73,350.90/x
  3. Step 3: Cross multiply
    129,934.26x = 179,305.65 × 73,350.90
  4. Step 4: Simplify right side
    129,934.26x = 13,152,230,802.59
  5. Step 5: Solve for x
    x = 13,152,230,802.59/129,934.26
  6. Step 6: Final answer
    x = 101,222.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.