Home / 49,835.07-68,764.55-29,691.45

Finding the Fourth Proportional to 49,835.07, 68,764.55 and 29,691.45

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Solution

The fourth proportional to 49,835.07, 68,764.55 and 29,691.45 is: 40,969.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,835.07 : 68,764.55 = 29,691.45 : x
  2. Step 2: Convert to fraction form
    49,835.07/68,764.55 = 29,691.45/x
  3. Step 3: Cross multiply
    49,835.07x = 68,764.55 × 29,691.45
  4. Step 4: Simplify right side
    49,835.07x = 2,041,719,049.64
  5. Step 5: Solve for x
    x = 2,041,719,049.64/49,835.07
  6. Step 6: Final answer
    x = 40,969.52

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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.