Home / 229,764.90-344,906.55-136,323.30

Finding the Fourth Proportional to 229,764.90, 344,906.55 and 136,323.30

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Solution

The fourth proportional to 229,764.90, 344,906.55 and 136,323.30 is: 204,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,764.90 : 344,906.55 = 136,323.30 : x
  2. Step 2: Convert to fraction form
    229,764.90/344,906.55 = 136,323.30/x
  3. Step 3: Cross multiply
    229,764.90x = 344,906.55 × 136,323.30
  4. Step 4: Simplify right side
    229,764.90x = 47,018,799,087.62
  5. Step 5: Solve for x
    x = 47,018,799,087.62/229,764.90
  6. Step 6: Final answer
    x = 204,638.74

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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.