Home / 61,992.24-85,562.88-40,773.60

Finding the Fourth Proportional to 61,992.24, 85,562.88 and 40,773.60

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Solution

The fourth proportional to 61,992.24, 85,562.88 and 40,773.60 is: 56,276.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,992.24 : 85,562.88 = 40,773.60 : x
  2. Step 2: Convert to fraction form
    61,992.24/85,562.88 = 40,773.60/x
  3. Step 3: Cross multiply
    61,992.24x = 85,562.88 × 40,773.60
  4. Step 4: Simplify right side
    61,992.24x = 3,488,706,643.97
  5. Step 5: Solve for x
    x = 3,488,706,643.97/61,992.24
  6. Step 6: Final answer
    x = 56,276.51

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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.