Home / 127,634.55-176,152.19-73,207.95

Finding the Fourth Proportional to 127,634.55, 176,152.19 and 73,207.95

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Solution

The fourth proportional to 127,634.55, 176,152.19 and 73,207.95 is: 101,036.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,634.55 : 176,152.19 = 73,207.95 : x
  2. Step 2: Convert to fraction form
    127,634.55/176,152.19 = 73,207.95/x
  3. Step 3: Cross multiply
    127,634.55x = 176,152.19 × 73,207.95
  4. Step 4: Simplify right side
    127,634.55x = 12,895,740,717.91
  5. Step 5: Solve for x
    x = 12,895,740,717.91/127,634.55
  6. Step 6: Final answer
    x = 101,036.44

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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.