Home / 83,835.73-125,726.93-27,665.36

Finding the Fourth Proportional to 83,835.73, 125,726.93 and 27,665.36

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Solution

The fourth proportional to 83,835.73, 125,726.93 and 27,665.36 is: 41,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,835.73 : 125,726.93 = 27,665.36 : x
  2. Step 2: Convert to fraction form
    83,835.73/125,726.93 = 27,665.36/x
  3. Step 3: Cross multiply
    83,835.73x = 125,726.93 × 27,665.36
  4. Step 4: Simplify right side
    83,835.73x = 3,478,280,641.82
  5. Step 5: Solve for x
    x = 3,478,280,641.82/83,835.73
  6. Step 6: Final answer
    x = 41,489.24

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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.