Home / 74,782.44-112,247.55-32,691.57

Finding the Fourth Proportional to 74,782.44, 112,247.55 and 32,691.57

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Solution

The fourth proportional to 74,782.44, 112,247.55 and 32,691.57 is: 49,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,782.44 : 112,247.55 = 32,691.57 : x
  2. Step 2: Convert to fraction form
    74,782.44/112,247.55 = 32,691.57/x
  3. Step 3: Cross multiply
    74,782.44x = 112,247.55 × 32,691.57
  4. Step 4: Simplify right side
    74,782.44x = 3,669,548,638.15
  5. Step 5: Solve for x
    x = 3,669,548,638.15/74,782.44
  6. Step 6: Final answer
    x = 49,069.66

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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.