Home / 112,777.97-155,278.55-95,748.53

Finding the Fourth Proportional to 112,777.97, 155,278.55 and 95,748.53

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Solution

The fourth proportional to 112,777.97, 155,278.55 and 95,748.53 is: 131,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,777.97 : 155,278.55 = 95,748.53 : x
  2. Step 2: Convert to fraction form
    112,777.97/155,278.55 = 95,748.53/x
  3. Step 3: Cross multiply
    112,777.97x = 155,278.55 × 95,748.53
  4. Step 4: Simplify right side
    112,777.97x = 14,867,692,366.01
  5. Step 5: Solve for x
    x = 14,867,692,366.01/112,777.97
  6. Step 6: Final answer
    x = 131,831.54

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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.