Home / 127,895.85-176,449.98-74,151.27

Finding the Fourth Proportional to 127,895.85, 176,449.98 and 74,151.27

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Solution

The fourth proportional to 127,895.85, 176,449.98 and 74,151.27 is: 102,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,895.85 : 176,449.98 = 74,151.27 : x
  2. Step 2: Convert to fraction form
    127,895.85/176,449.98 = 74,151.27/x
  3. Step 3: Cross multiply
    127,895.85x = 176,449.98 × 74,151.27
  4. Step 4: Simplify right side
    127,895.85x = 13,083,990,108.47
  5. Step 5: Solve for x
    x = 13,083,990,108.47/127,895.85
  6. Step 6: Final answer
    x = 102,301.91

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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.