Home / 112,910.03-155,687.38-92,426.95

Finding the Fourth Proportional to 112,910.03, 155,687.38 and 92,426.95

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Solution

The fourth proportional to 112,910.03, 155,687.38 and 92,426.95 is: 127,444.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,910.03 : 155,687.38 = 92,426.95 : x
  2. Step 2: Convert to fraction form
    112,910.03/155,687.38 = 92,426.95/x
  3. Step 3: Cross multiply
    112,910.03x = 155,687.38 × 92,426.95
  4. Step 4: Simplify right side
    112,910.03x = 14,389,708,908.45
  5. Step 5: Solve for x
    x = 14,389,708,908.45/112,910.03
  6. Step 6: Final answer
    x = 127,444.03

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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.