Home / 83,204.36-114,822.07-45,478.61

Finding the Fourth Proportional to 83,204.36, 114,822.07 and 45,478.61

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Solution

The fourth proportional to 83,204.36, 114,822.07 and 45,478.61 is: 62,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,204.36 : 114,822.07 = 45,478.61 : x
  2. Step 2: Convert to fraction form
    83,204.36/114,822.07 = 45,478.61/x
  3. Step 3: Cross multiply
    83,204.36x = 114,822.07 × 45,478.61
  4. Step 4: Simplify right side
    83,204.36x = 5,221,948,140.92
  5. Step 5: Solve for x
    x = 5,221,948,140.92/83,204.36
  6. Step 6: Final answer
    x = 62,760.51

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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.