Home / 83,346.14-115,013.22-45,613.10

Finding the Fourth Proportional to 83,346.14, 115,013.22 and 45,613.10

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Solution

The fourth proportional to 83,346.14, 115,013.22 and 45,613.10 is: 62,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,346.14 : 115,013.22 = 45,613.10 : x
  2. Step 2: Convert to fraction form
    83,346.14/115,013.22 = 45,613.10/x
  3. Step 3: Cross multiply
    83,346.14x = 115,013.22 × 45,613.10
  4. Step 4: Simplify right side
    83,346.14x = 5,246,109,505.18
  5. Step 5: Solve for x
    x = 5,246,109,505.18/83,346.14
  6. Step 6: Final answer
    x = 62,943.64

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1.5x scale

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.