Home / 61,191.23-91,770.14-16,807.43

Finding the Fourth Proportional to 61,191.23, 91,770.14 and 16,807.43

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Solution

The fourth proportional to 61,191.23, 91,770.14 and 16,807.43 is: 25,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,191.23 : 91,770.14 = 16,807.43 : x
  2. Step 2: Convert to fraction form
    61,191.23/91,770.14 = 16,807.43/x
  3. Step 3: Cross multiply
    61,191.23x = 91,770.14 × 16,807.43
  4. Step 4: Simplify right side
    61,191.23x = 1,542,419,661.25
  5. Step 5: Solve for x
    x = 1,542,419,661.25/61,191.23
  6. Step 6: Final answer
    x = 25,206.55

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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.