Home / 83,845.80-125,742.02-27,675.46

Finding the Fourth Proportional to 83,845.80, 125,742.02 and 27,675.46

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Solution

The fourth proportional to 83,845.80, 125,742.02 and 27,675.46 is: 41,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,845.80 : 125,742.02 = 27,675.46 : x
  2. Step 2: Convert to fraction form
    83,845.80/125,742.02 = 27,675.46/x
  3. Step 3: Cross multiply
    83,845.80x = 125,742.02 × 27,675.46
  4. Step 4: Simplify right side
    83,845.80x = 3,479,968,244.83
  5. Step 5: Solve for x
    x = 3,479,968,244.83/83,845.80
  6. Step 6: Final answer
    x = 41,504.38

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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.