Home / 112,903.25-155,716.78-95,963.56

Finding the Fourth Proportional to 112,903.25, 155,716.78 and 95,963.56

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Solution

The fourth proportional to 112,903.25, 155,716.78 and 95,963.56 is: 132,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,903.25 : 155,716.78 = 95,963.56 : x
  2. Step 2: Convert to fraction form
    112,903.25/155,716.78 = 95,963.56/x
  3. Step 3: Cross multiply
    112,903.25x = 155,716.78 × 95,963.56
  4. Step 4: Simplify right side
    112,903.25x = 14,943,136,560.54
  5. Step 5: Solve for x
    x = 14,943,136,560.54/112,903.25
  6. Step 6: Final answer
    x = 132,353.47

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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.