Home / 144,434.88-199,329.36-80,773.13

Finding the Fourth Proportional to 144,434.88, 199,329.36 and 80,773.13

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Solution

The fourth proportional to 144,434.88, 199,329.36 and 80,773.13 is: 111,472.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,434.88 : 199,329.36 = 80,773.13 : x
  2. Step 2: Convert to fraction form
    144,434.88/199,329.36 = 80,773.13/x
  3. Step 3: Cross multiply
    144,434.88x = 199,329.36 × 80,773.13
  4. Step 4: Simplify right side
    144,434.88x = 16,100,456,503.52
  5. Step 5: Solve for x
    x = 16,100,456,503.52/144,434.88
  6. Step 6: Final answer
    x = 111,472.08

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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.