Home / 220,937.12-304,796.24-149,291.04

Finding the Fourth Proportional to 220,937.12, 304,796.24 and 149,291.04

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Solution

The fourth proportional to 220,937.12, 304,796.24 and 149,291.04 is: 205,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,937.12 : 304,796.24 = 149,291.04 : x
  2. Step 2: Convert to fraction form
    220,937.12/304,796.24 = 149,291.04/x
  3. Step 3: Cross multiply
    220,937.12x = 304,796.24 × 149,291.04
  4. Step 4: Simplify right side
    220,937.12x = 45,503,347,657.69
  5. Step 5: Solve for x
    x = 45,503,347,657.69/220,937.12
  6. Step 6: Final answer
    x = 205,956.10

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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.