Home / 148,575.28-222,839-43,369.60

Finding the Fourth Proportional to 148,575.28, 222,839 and 43,369.60

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Solution

The fourth proportional to 148,575.28, 222,839 and 43,369.60 is: 65,047.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,575.28 : 222,839 = 43,369.60 : x
  2. Step 2: Convert to fraction form
    148,575.28/222,839 = 43,369.60/x
  3. Step 3: Cross multiply
    148,575.28x = 222,839 × 43,369.60
  4. Step 4: Simplify right side
    148,575.28x = 9,664,438,294.40
  5. Step 5: Solve for x
    x = 9,664,438,294.40/148,575.28
  6. Step 6: Final answer
    x = 65,047.42

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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.