Home / 84,721.86-127,073.07-22,397.22

Finding the Fourth Proportional to 84,721.86, 127,073.07 and 22,397.22

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Solution

The fourth proportional to 84,721.86, 127,073.07 and 22,397.22 is: 33,593.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,721.86 : 127,073.07 = 22,397.22 : x
  2. Step 2: Convert to fraction form
    84,721.86/127,073.07 = 22,397.22/x
  3. Step 3: Cross multiply
    84,721.86x = 127,073.07 × 22,397.22
  4. Step 4: Simplify right side
    84,721.86x = 2,846,083,504.87
  5. Step 5: Solve for x
    x = 2,846,083,504.87/84,721.86
  6. Step 6: Final answer
    x = 33,593.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.