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Finding the Fourth Proportional to 233,672.76, 322,468.56 and 126,242.73

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Solution

The fourth proportional to 233,672.76, 322,468.56 and 126,242.73 is: 174,215.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,672.76 : 322,468.56 = 126,242.73 : x
  2. Step 2: Convert to fraction form
    233,672.76/322,468.56 = 126,242.73/x
  3. Step 3: Cross multiply
    233,672.76x = 322,468.56 × 126,242.73
  4. Step 4: Simplify right side
    233,672.76x = 40,709,311,353.57
  5. Step 5: Solve for x
    x = 40,709,311,353.57/233,672.76
  6. Step 6: Final answer
    x = 174,215.05

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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.