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Finding the Fourth Proportional to 233,478.99, 350,269.65 and 75,723.39

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Solution

The fourth proportional to 233,478.99, 350,269.65 and 75,723.39 is: 113,601.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,478.99 : 350,269.65 = 75,723.39 : x
  2. Step 2: Convert to fraction form
    233,478.99/350,269.65 = 75,723.39/x
  3. Step 3: Cross multiply
    233,478.99x = 350,269.65 × 75,723.39
  4. Step 4: Simplify right side
    233,478.99x = 26,523,605,312.11
  5. Step 5: Solve for x
    x = 26,523,605,312.11/233,478.99
  6. Step 6: Final answer
    x = 113,601.68

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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.