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Finding the Fourth Proportional to 141,469.52, 212,203.32 and 36,288.56

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Solution

The fourth proportional to 141,469.52, 212,203.32 and 36,288.56 is: 54,432.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,469.52 : 212,203.32 = 36,288.56 : x
  2. Step 2: Convert to fraction form
    141,469.52/212,203.32 = 36,288.56/x
  3. Step 3: Cross multiply
    141,469.52x = 212,203.32 × 36,288.56
  4. Step 4: Simplify right side
    141,469.52x = 7,700,552,910.02
  5. Step 5: Solve for x
    x = 7,700,552,910.02/141,469.52
  6. Step 6: Final answer
    x = 54,432.59

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1.5x scale

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.