Home / 195,542.40-269,848.20-106,118.40

Finding the Fourth Proportional to 195,542.40, 269,848.20 and 106,118.40

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Solution

The fourth proportional to 195,542.40, 269,848.20 and 106,118.40 is: 146,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,542.40 : 269,848.20 = 106,118.40 : x
  2. Step 2: Convert to fraction form
    195,542.40/269,848.20 = 106,118.40/x
  3. Step 3: Cross multiply
    195,542.40x = 269,848.20 × 106,118.40
  4. Step 4: Simplify right side
    195,542.40x = 28,635,859,226.88
  5. Step 5: Solve for x
    x = 28,635,859,226.88/195,542.40
  6. Step 6: Final answer
    x = 146,443.22

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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.