Home / 195,557.85-269,869.95-106,133.85

Finding the Fourth Proportional to 195,557.85, 269,869.95 and 106,133.85

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Solution

The fourth proportional to 195,557.85, 269,869.95 and 106,133.85 is: 146,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,557.85 : 269,869.95 = 106,133.85 : x
  2. Step 2: Convert to fraction form
    195,557.85/269,869.95 = 106,133.85/x
  3. Step 3: Cross multiply
    195,557.85x = 269,869.95 × 106,133.85
  4. Step 4: Simplify right side
    195,557.85x = 28,642,337,202.15
  5. Step 5: Solve for x
    x = 28,642,337,202.15/195,557.85
  6. Step 6: Final answer
    x = 146,464.78

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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.