Home / 118,247.38-177,366.11-55,045.78

Finding the Fourth Proportional to 118,247.38, 177,366.11 and 55,045.78

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Solution

The fourth proportional to 118,247.38, 177,366.11 and 55,045.78 is: 82,566.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,247.38 : 177,366.11 = 55,045.78 : x
  2. Step 2: Convert to fraction form
    118,247.38/177,366.11 = 55,045.78/x
  3. Step 3: Cross multiply
    118,247.38x = 177,366.11 × 55,045.78
  4. Step 4: Simplify right side
    118,247.38x = 9,763,255,151.87
  5. Step 5: Solve for x
    x = 9,763,255,151.87/118,247.38
  6. Step 6: Final answer
    x = 82,566.36

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1.5x scale

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.