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Finding the Fourth Proportional to 233,367.57, 322,026.80 and 129,994.15

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Solution

The fourth proportional to 233,367.57, 322,026.80 and 129,994.15 is: 179,380.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,367.57 : 322,026.80 = 129,994.15 : x
  2. Step 2: Convert to fraction form
    233,367.57/322,026.80 = 129,994.15/x
  3. Step 3: Cross multiply
    233,367.57x = 322,026.80 × 129,994.15
  4. Step 4: Simplify right side
    233,367.57x = 41,861,600,143.22
  5. Step 5: Solve for x
    x = 41,861,600,143.22/233,367.57
  6. Step 6: Final answer
    x = 179,380.54

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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.