Home / 92,013.74-126,963.14-51,721.91

Finding the Fourth Proportional to 92,013.74, 126,963.14 and 51,721.91

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Solution

The fourth proportional to 92,013.74, 126,963.14 and 51,721.91 is: 71,367.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,013.74 : 126,963.14 = 51,721.91 : x
  2. Step 2: Convert to fraction form
    92,013.74/126,963.14 = 51,721.91/x
  3. Step 3: Cross multiply
    92,013.74x = 126,963.14 × 51,721.91
  4. Step 4: Simplify right side
    92,013.74x = 6,566,775,206.97
  5. Step 5: Solve for x
    x = 6,566,775,206.97/92,013.74
  6. Step 6: Final answer
    x = 71,367.34

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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.