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Finding the Fourth Proportional to 95,101.95, 131,240.69 and 52,660.49

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Solution

The fourth proportional to 95,101.95, 131,240.69 and 52,660.49 is: 72,671.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.95 : 131,240.69 = 52,660.49 : x
  2. Step 2: Convert to fraction form
    95,101.95/131,240.69 = 52,660.49/x
  3. Step 3: Cross multiply
    95,101.95x = 131,240.69 × 52,660.49
  4. Step 4: Simplify right side
    95,101.95x = 6,911,198,321.31
  5. Step 5: Solve for x
    x = 6,911,198,321.31/95,101.95
  6. Step 6: Final answer
    x = 72,671.47

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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.