Home / 151,282.40-226,972.20-101,418.80

Finding the Fourth Proportional to 151,282.40, 226,972.20 and 101,418.80

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Solution

The fourth proportional to 151,282.40, 226,972.20 and 101,418.80 is: 152,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,282.40 : 226,972.20 = 101,418.80 : x
  2. Step 2: Convert to fraction form
    151,282.40/226,972.20 = 101,418.80/x
  3. Step 3: Cross multiply
    151,282.40x = 226,972.20 × 101,418.80
  4. Step 4: Simplify right side
    151,282.40x = 23,019,248,157.36
  5. Step 5: Solve for x
    x = 23,019,248,157.36/151,282.40
  6. Step 6: Final answer
    x = 152,160.78

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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.