Home / 55,231.29-82,769.71-29,876.07

Finding the Fourth Proportional to 55,231.29, 82,769.71 and 29,876.07

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Solution

The fourth proportional to 55,231.29, 82,769.71 and 29,876.07 is: 44,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,231.29 : 82,769.71 = 29,876.07 : x
  2. Step 2: Convert to fraction form
    55,231.29/82,769.71 = 29,876.07/x
  3. Step 3: Cross multiply
    55,231.29x = 82,769.71 × 29,876.07
  4. Step 4: Simplify right side
    55,231.29x = 2,472,833,649.84
  5. Step 5: Solve for x
    x = 2,472,833,649.84/55,231.29
  6. Step 6: Final answer
    x = 44,772.33

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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.