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Finding the Fourth Proportional to 83,696.82, 125,549.95 and 26,775.71

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Solution

The fourth proportional to 83,696.82, 125,549.95 and 26,775.71 is: 40,165.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,696.82 : 125,549.95 = 26,775.71 : x
  2. Step 2: Convert to fraction form
    83,696.82/125,549.95 = 26,775.71/x
  3. Step 3: Cross multiply
    83,696.82x = 125,549.95 × 26,775.71
  4. Step 4: Simplify right side
    83,696.82x = 3,361,689,051.71
  5. Step 5: Solve for x
    x = 3,361,689,051.71/83,696.82
  6. Step 6: Final answer
    x = 40,165.07

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1.5x scale

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.