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Finding the Fourth Proportional to 95,122.95, 131,258.42 and 54,849.94

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Solution

The fourth proportional to 95,122.95, 131,258.42 and 54,849.94 is: 75,686.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,122.95 : 131,258.42 = 54,849.94 : x
  2. Step 2: Convert to fraction form
    95,122.95/131,258.42 = 54,849.94/x
  3. Step 3: Cross multiply
    95,122.95x = 131,258.42 × 54,849.94
  4. Step 4: Simplify right side
    95,122.95x = 7,199,516,187.25
  5. Step 5: Solve for x
    x = 7,199,516,187.25/95,122.95
  6. Step 6: Final answer
    x = 75,686.43

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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.