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Finding the Fourth Proportional to 233,748.45, 350,400.72 and 75,866.49

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Solution

The fourth proportional to 233,748.45, 350,400.72 and 75,866.49 is: 113,727.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,748.45 : 350,400.72 = 75,866.49 : x
  2. Step 2: Convert to fraction form
    233,748.45/350,400.72 = 75,866.49/x
  3. Step 3: Cross multiply
    233,748.45x = 350,400.72 × 75,866.49
  4. Step 4: Simplify right side
    233,748.45x = 26,583,672,719.87
  5. Step 5: Solve for x
    x = 26,583,672,719.87/233,748.45
  6. Step 6: Final answer
    x = 113,727.70

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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.