Home / 96,149.14-144,068.19-78,627.22

Finding the Fourth Proportional to 96,149.14, 144,068.19 and 78,627.22

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Solution

The fourth proportional to 96,149.14, 144,068.19 and 78,627.22 is: 117,813.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,149.14 : 144,068.19 = 78,627.22 : x
  2. Step 2: Convert to fraction form
    96,149.14/144,068.19 = 78,627.22/x
  3. Step 3: Cross multiply
    96,149.14x = 144,068.19 × 78,627.22
  4. Step 4: Simplify right side
    96,149.14x = 11,327,681,270.13
  5. Step 5: Solve for x
    x = 11,327,681,270.13/96,149.14
  6. Step 6: Final answer
    x = 117,813.65

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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.