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Finding the Fourth Proportional to 113,448, 156,531.44 and 95,367.44

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Solution

The fourth proportional to 113,448, 156,531.44 and 95,367.44 is: 131,584.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,448 : 156,531.44 = 95,367.44 : x
  2. Step 2: Convert to fraction form
    113,448/156,531.44 = 95,367.44/x
  3. Step 3: Cross multiply
    113,448x = 156,531.44 × 95,367.44
  4. Step 4: Simplify right side
    113,448x = 14,928,002,712.31
  5. Step 5: Solve for x
    x = 14,928,002,712.31/113,448
  6. Step 6: Final answer
    x = 131,584.54

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1.5x scale

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.