Home / 52,247.44-72,100.20-29,890

Finding the Fourth Proportional to 52,247.44, 72,100.20 and 29,890

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Solution

The fourth proportional to 52,247.44, 72,100.20 and 29,890 is: 41,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.44 : 72,100.20 = 29,890 : x
  2. Step 2: Convert to fraction form
    52,247.44/72,100.20 = 29,890/x
  3. Step 3: Cross multiply
    52,247.44x = 72,100.20 × 29,890
  4. Step 4: Simplify right side
    52,247.44x = 2,155,074,978
  5. Step 5: Solve for x
    x = 2,155,074,978/52,247.44
  6. Step 6: Final answer
    x = 41,247.48

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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.