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Finding the Fourth Proportional to 233,049.60, 349,660.80 and 92,908.80

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Solution

The fourth proportional to 233,049.60, 349,660.80 and 92,908.80 is: 139,397.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,049.60 : 349,660.80 = 92,908.80 : x
  2. Step 2: Convert to fraction form
    233,049.60/349,660.80 = 92,908.80/x
  3. Step 3: Cross multiply
    233,049.60x = 349,660.80 × 92,908.80
  4. Step 4: Simplify right side
    233,049.60x = 32,486,565,335.04
  5. Step 5: Solve for x
    x = 32,486,565,335.04/233,049.60
  6. Step 6: Final answer
    x = 139,397.64

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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.