Home / 118,049.61-177,126.71-61,876.37

Finding the Fourth Proportional to 118,049.61, 177,126.71 and 61,876.37

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Solution

The fourth proportional to 118,049.61, 177,126.71 and 61,876.37 is: 92,841.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,049.61 : 177,126.71 = 61,876.37 : x
  2. Step 2: Convert to fraction form
    118,049.61/177,126.71 = 61,876.37/x
  3. Step 3: Cross multiply
    118,049.61x = 177,126.71 × 61,876.37
  4. Step 4: Simplify right side
    118,049.61x = 10,959,957,113.90
  5. Step 5: Solve for x
    x = 10,959,957,113.90/118,049.61
  6. Step 6: Final answer
    x = 92,841.96

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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.