Home / 127,370.39-175,757.18-73,647.27

Finding the Fourth Proportional to 127,370.39, 175,757.18 and 73,647.27

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Solution

The fourth proportional to 127,370.39, 175,757.18 and 73,647.27 is: 101,625.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,370.39 : 175,757.18 = 73,647.27 : x
  2. Step 2: Convert to fraction form
    127,370.39/175,757.18 = 73,647.27/x
  3. Step 3: Cross multiply
    127,370.39x = 175,757.18 × 73,647.27
  4. Step 4: Simplify right side
    127,370.39x = 12,944,036,121.66
  5. Step 5: Solve for x
    x = 12,944,036,121.66/127,370.39
  6. Step 6: Final answer
    x = 101,625.16

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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.