Home / 120,614.20-180,937.82-41,707.24

Finding the Fourth Proportional to 120,614.20, 180,937.82 and 41,707.24

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Solution

The fourth proportional to 120,614.20, 180,937.82 and 41,707.24 is: 62,566.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,614.20 : 180,937.82 = 41,707.24 : x
  2. Step 2: Convert to fraction form
    120,614.20/180,937.82 = 41,707.24/x
  3. Step 3: Cross multiply
    120,614.20x = 180,937.82 × 41,707.24
  4. Step 4: Simplify right side
    120,614.20x = 7,546,417,083.82
  5. Step 5: Solve for x
    x = 7,546,417,083.82/120,614.20
  6. Step 6: Final answer
    x = 62,566.57

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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.