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Finding the Fourth Proportional to 229,310.20, 343,673.70 and 110,726.20

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Solution

The fourth proportional to 229,310.20, 343,673.70 and 110,726.20 is: 165,948.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,310.20 : 343,673.70 = 110,726.20 : x
  2. Step 2: Convert to fraction form
    229,310.20/343,673.70 = 110,726.20/x
  3. Step 3: Cross multiply
    229,310.20x = 343,673.70 × 110,726.20
  4. Step 4: Simplify right side
    229,310.20x = 38,053,682,840.94
  5. Step 5: Solve for x
    x = 38,053,682,840.94/229,310.20
  6. Step 6: Final answer
    x = 165,948.50

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1.5x scale

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.