Home / 84,257.97-126,386.62-34,326.93

Finding the Fourth Proportional to 84,257.97, 126,386.62 and 34,326.93

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Solution

The fourth proportional to 84,257.97, 126,386.62 and 34,326.93 is: 51,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,257.97 : 126,386.62 = 34,326.93 : x
  2. Step 2: Convert to fraction form
    84,257.97/126,386.62 = 34,326.93/x
  3. Step 3: Cross multiply
    84,257.97x = 126,386.62 × 34,326.93
  4. Step 4: Simplify right side
    84,257.97x = 4,338,464,657.68
  5. Step 5: Solve for x
    x = 4,338,464,657.68/84,257.97
  6. Step 6: Final answer
    x = 51,490.26

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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.