Home / 49,773.06-74,691.99-45,768.42

Finding the Fourth Proportional to 49,773.06, 74,691.99 and 45,768.42

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Solution

The fourth proportional to 49,773.06, 74,691.99 and 45,768.42 is: 68,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,773.06 : 74,691.99 = 45,768.42 : x
  2. Step 2: Convert to fraction form
    49,773.06/74,691.99 = 45,768.42/x
  3. Step 3: Cross multiply
    49,773.06x = 74,691.99 × 45,768.42
  4. Step 4: Simplify right side
    49,773.06x = 3,418,534,368.96
  5. Step 5: Solve for x
    x = 3,418,534,368.96/49,773.06
  6. Step 6: Final answer
    x = 68,682.42

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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.