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Finding the Fourth Proportional to 96,340.95, 144,498.67 and 43,738.34

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Solution

The fourth proportional to 96,340.95, 144,498.67 and 43,738.34 is: 65,601.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,340.95 : 144,498.67 = 43,738.34 : x
  2. Step 2: Convert to fraction form
    96,340.95/144,498.67 = 43,738.34/x
  3. Step 3: Cross multiply
    96,340.95x = 144,498.67 × 43,738.34
  4. Step 4: Simplify right side
    96,340.95x = 6,320,131,126.17
  5. Step 5: Solve for x
    x = 6,320,131,126.17/96,340.95
  6. Step 6: Final answer
    x = 65,601.71

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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.