Home / 83,864.22-115,734.79-45,626.14

Finding the Fourth Proportional to 83,864.22, 115,734.79 and 45,626.14

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Solution

The fourth proportional to 83,864.22, 115,734.79 and 45,626.14 is: 62,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,864.22 : 115,734.79 = 45,626.14 : x
  2. Step 2: Convert to fraction form
    83,864.22/115,734.79 = 45,626.14/x
  3. Step 3: Cross multiply
    83,864.22x = 115,734.79 × 45,626.14
  4. Step 4: Simplify right side
    83,864.22x = 5,280,531,731.41
  5. Step 5: Solve for x
    x = 5,280,531,731.41/83,864.22
  6. Step 6: Final answer
    x = 62,965.25

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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.