Home / 83,843.03-115,704.11-45,602.89

Finding the Fourth Proportional to 83,843.03, 115,704.11 and 45,602.89

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Solution

The fourth proportional to 83,843.03, 115,704.11 and 45,602.89 is: 62,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,843.03 : 115,704.11 = 45,602.89 : x
  2. Step 2: Convert to fraction form
    83,843.03/115,704.11 = 45,602.89/x
  3. Step 3: Cross multiply
    83,843.03x = 115,704.11 × 45,602.89
  4. Step 4: Simplify right side
    83,843.03x = 5,276,441,625.62
  5. Step 5: Solve for x
    x = 5,276,441,625.62/83,843.03
  6. Step 6: Final answer
    x = 62,932.38

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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.