Home / 55,398.25-83,042.02-51,227.97

Finding the Fourth Proportional to 55,398.25, 83,042.02 and 51,227.97

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Solution

The fourth proportional to 55,398.25, 83,042.02 and 51,227.97 is: 76,790.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,398.25 : 83,042.02 = 51,227.97 : x
  2. Step 2: Convert to fraction form
    55,398.25/83,042.02 = 51,227.97/x
  3. Step 3: Cross multiply
    55,398.25x = 83,042.02 × 51,227.97
  4. Step 4: Simplify right side
    55,398.25x = 4,254,074,109.30
  5. Step 5: Solve for x
    x = 4,254,074,109.30/55,398.25
  6. Step 6: Final answer
    x = 76,790.77

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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.