Home / 144,591.09-199,432.71-88,006.11

Finding the Fourth Proportional to 144,591.09, 199,432.71 and 88,006.11

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Solution

The fourth proportional to 144,591.09, 199,432.71 and 88,006.11 is: 121,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,591.09 : 199,432.71 = 88,006.11 : x
  2. Step 2: Convert to fraction form
    144,591.09/199,432.71 = 88,006.11/x
  3. Step 3: Cross multiply
    144,591.09x = 199,432.71 × 88,006.11
  4. Step 4: Simplify right side
    144,591.09x = 17,551,297,013.86
  5. Step 5: Solve for x
    x = 17,551,297,013.86/144,591.09
  6. Step 6: Final answer
    x = 121,385.74

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1.5x scale

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.