Home / 83,091.80-114,665.76-45,366.08

Finding the Fourth Proportional to 83,091.80, 114,665.76 and 45,366.08

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Solution

The fourth proportional to 83,091.80, 114,665.76 and 45,366.08 is: 62,604.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,091.80 : 114,665.76 = 45,366.08 : x
  2. Step 2: Convert to fraction form
    83,091.80/114,665.76 = 45,366.08/x
  3. Step 3: Cross multiply
    83,091.80x = 114,665.76 × 45,366.08
  4. Step 4: Simplify right side
    83,091.80x = 5,201,936,041.42
  5. Step 5: Solve for x
    x = 5,201,936,041.42/83,091.80
  6. Step 6: Final answer
    x = 62,604.69

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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.