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Finding the Fourth Proportional to 233,491.57, 350,286.57 and 75,707.73

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Solution

The fourth proportional to 233,491.57, 350,286.57 and 75,707.73 is: 113,577.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,491.57 : 350,286.57 = 75,707.73 : x
  2. Step 2: Convert to fraction form
    233,491.57/350,286.57 = 75,707.73/x
  3. Step 3: Cross multiply
    233,491.57x = 350,286.57 × 75,707.73
  4. Step 4: Simplify right side
    233,491.57x = 26,519,401,064.19
  5. Step 5: Solve for x
    x = 26,519,401,064.19/233,491.57
  6. Step 6: Final answer
    x = 113,577.55

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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.