Home / 54,418.74-75,126.05-42,292.14

Finding the Fourth Proportional to 54,418.74, 75,126.05 and 42,292.14

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Solution

The fourth proportional to 54,418.74, 75,126.05 and 42,292.14 is: 58,385.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.74 : 75,126.05 = 42,292.14 : x
  2. Step 2: Convert to fraction form
    54,418.74/75,126.05 = 42,292.14/x
  3. Step 3: Cross multiply
    54,418.74x = 75,126.05 × 42,292.14
  4. Step 4: Simplify right side
    54,418.74x = 3,177,241,212.79
  5. Step 5: Solve for x
    x = 3,177,241,212.79/54,418.74
  6. Step 6: Final answer
    x = 58,385.06

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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.