Home / 52,236.75-78,222.54-43,781.03

Finding the Fourth Proportional to 52,236.75, 78,222.54 and 43,781.03

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Solution

The fourth proportional to 52,236.75, 78,222.54 and 43,781.03 is: 65,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.75 : 78,222.54 = 43,781.03 : x
  2. Step 2: Convert to fraction form
    52,236.75/78,222.54 = 43,781.03/x
  3. Step 3: Cross multiply
    52,236.75x = 78,222.54 × 43,781.03
  4. Step 4: Simplify right side
    52,236.75x = 3,424,663,287.42
  5. Step 5: Solve for x
    x = 3,424,663,287.42/52,236.75
  6. Step 6: Final answer
    x = 65,560.42

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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.