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Finding the Fourth Proportional to 229,797.28, 344,695.92 and 72,026.56

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Solution

The fourth proportional to 229,797.28, 344,695.92 and 72,026.56 is: 108,039.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,797.28 : 344,695.92 = 72,026.56 : x
  2. Step 2: Convert to fraction form
    229,797.28/344,695.92 = 72,026.56/x
  3. Step 3: Cross multiply
    229,797.28x = 344,695.92 × 72,026.56
  4. Step 4: Simplify right side
    229,797.28x = 24,827,261,363.64
  5. Step 5: Solve for x
    x = 24,827,261,363.64/229,797.28
  6. Step 6: Final answer
    x = 108,039.84

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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.