Home / 61,909.20-92,851.46-30,305.68

Finding the Fourth Proportional to 61,909.20, 92,851.46 and 30,305.68

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Solution

The fourth proportional to 61,909.20, 92,851.46 and 30,305.68 is: 45,452.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,909.20 : 92,851.46 = 30,305.68 : x
  2. Step 2: Convert to fraction form
    61,909.20/92,851.46 = 30,305.68/x
  3. Step 3: Cross multiply
    61,909.20x = 92,851.46 × 30,305.68
  4. Step 4: Simplify right side
    61,909.20x = 2,813,926,634.29
  5. Step 5: Solve for x
    x = 2,813,926,634.29/61,909.20
  6. Step 6: Final answer
    x = 45,452.48

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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.