Home / 61,182.17-91,769.55-36,380.05

Finding the Fourth Proportional to 61,182.17, 91,769.55 and 36,380.05

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Solution

The fourth proportional to 61,182.17, 91,769.55 and 36,380.05 is: 54,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,182.17 : 91,769.55 = 36,380.05 : x
  2. Step 2: Convert to fraction form
    61,182.17/91,769.55 = 36,380.05/x
  3. Step 3: Cross multiply
    61,182.17x = 91,769.55 × 36,380.05
  4. Step 4: Simplify right side
    61,182.17x = 3,338,580,817.48
  5. Step 5: Solve for x
    x = 3,338,580,817.48/61,182.17
  6. Step 6: Final answer
    x = 54,567.88

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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.