Home / 127,634.42-176,152.02-73,207.82

Finding the Fourth Proportional to 127,634.42, 176,152.02 and 73,207.82

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Solution

The fourth proportional to 127,634.42, 176,152.02 and 73,207.82 is: 101,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,634.42 : 176,152.02 = 73,207.82 : x
  2. Step 2: Convert to fraction form
    127,634.42/176,152.02 = 73,207.82/x
  3. Step 3: Cross multiply
    127,634.42x = 176,152.02 × 73,207.82
  4. Step 4: Simplify right side
    127,634.42x = 12,895,705,538.65
  5. Step 5: Solve for x
    x = 12,895,705,538.65/127,634.42
  6. Step 6: Final answer
    x = 101,036.27

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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.