Home / 127,959.40-191,426.46-110,616.04

Finding the Fourth Proportional to 127,959.40, 191,426.46 and 110,616.04

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Solution

The fourth proportional to 127,959.40, 191,426.46 and 110,616.04 is: 165,480.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,959.40 : 191,426.46 = 110,616.04 : x
  2. Step 2: Convert to fraction form
    127,959.40/191,426.46 = 110,616.04/x
  3. Step 3: Cross multiply
    127,959.40x = 191,426.46 × 110,616.04
  4. Step 4: Simplify right side
    127,959.40x = 21,174,836,956.42
  5. Step 5: Solve for x
    x = 21,174,836,956.42/127,959.40
  6. Step 6: Final answer
    x = 165,480.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.