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Finding the Fourth Proportional to 83,599.58, 115,361.78 and 45,876.26

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Solution

The fourth proportional to 83,599.58, 115,361.78 and 45,876.26 is: 63,306.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,599.58 : 115,361.78 = 45,876.26 : x
  2. Step 2: Convert to fraction form
    83,599.58/115,361.78 = 45,876.26/x
  3. Step 3: Cross multiply
    83,599.58x = 115,361.78 × 45,876.26
  4. Step 4: Simplify right side
    83,599.58x = 5,292,367,072.37
  5. Step 5: Solve for x
    x = 5,292,367,072.37/83,599.58
  6. Step 6: Final answer
    x = 63,306.14

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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.