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Finding the Fourth Proportional to 141,452.44, 212,047.44 and 47,892.76

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Solution

The fourth proportional to 141,452.44, 212,047.44 and 47,892.76 is: 71,794.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,452.44 : 212,047.44 = 47,892.76 : x
  2. Step 2: Convert to fraction form
    141,452.44/212,047.44 = 47,892.76/x
  3. Step 3: Cross multiply
    141,452.44x = 212,047.44 × 47,892.76
  4. Step 4: Simplify right side
    141,452.44x = 10,155,537,152.53
  5. Step 5: Solve for x
    x = 10,155,537,152.53/141,452.44
  6. Step 6: Final answer
    x = 71,794.71

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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.