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Finding the Fourth Proportional to 233,273.20, 349,909.80 and 75,614.80

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Solution

The fourth proportional to 233,273.20, 349,909.80 and 75,614.80 is: 113,422.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,273.20 : 349,909.80 = 75,614.80 : x
  2. Step 2: Convert to fraction form
    233,273.20/349,909.80 = 75,614.80/x
  3. Step 3: Cross multiply
    233,273.20x = 349,909.80 × 75,614.80
  4. Step 4: Simplify right side
    233,273.20x = 26,458,359,545.04
  5. Step 5: Solve for x
    x = 26,458,359,545.04/233,273.20
  6. Step 6: Final answer
    x = 113,422.20

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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.