Home / 127,414.93-175,822.14-75,018.58

Finding the Fourth Proportional to 127,414.93, 175,822.14 and 75,018.58

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Solution

The fourth proportional to 127,414.93, 175,822.14 and 75,018.58 is: 103,519.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,414.93 : 175,822.14 = 75,018.58 : x
  2. Step 2: Convert to fraction form
    127,414.93/175,822.14 = 75,018.58/x
  3. Step 3: Cross multiply
    127,414.93x = 175,822.14 × 75,018.58
  4. Step 4: Simplify right side
    127,414.93x = 13,189,927,023.35
  5. Step 5: Solve for x
    x = 13,189,927,023.35/127,414.93
  6. Step 6: Final answer
    x = 103,519.48

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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.