Home / 83,366.10-125,051.37-27,209.61

Finding the Fourth Proportional to 83,366.10, 125,051.37 and 27,209.61

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Solution

The fourth proportional to 83,366.10, 125,051.37 and 27,209.61 is: 40,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,366.10 : 125,051.37 = 27,209.61 : x
  2. Step 2: Convert to fraction form
    83,366.10/125,051.37 = 27,209.61/x
  3. Step 3: Cross multiply
    83,366.10x = 125,051.37 × 27,209.61
  4. Step 4: Simplify right side
    83,366.10x = 3,402,599,007.67
  5. Step 5: Solve for x
    x = 3,402,599,007.67/83,366.10
  6. Step 6: Final answer
    x = 40,815.14

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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.