Home / 127,610.52-176,141.24-73,908.74

Finding the Fourth Proportional to 127,610.52, 176,141.24 and 73,908.74

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Solution

The fourth proportional to 127,610.52, 176,141.24 and 73,908.74 is: 102,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,610.52 : 176,141.24 = 73,908.74 : x
  2. Step 2: Convert to fraction form
    127,610.52/176,141.24 = 73,908.74/x
  3. Step 3: Cross multiply
    127,610.52x = 176,141.24 × 73,908.74
  4. Step 4: Simplify right side
    127,610.52x = 13,018,375,860.19
  5. Step 5: Solve for x
    x = 13,018,375,860.19/127,610.52
  6. Step 6: Final answer
    x = 102,016.48

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1.5x scale

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.