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Finding the Fourth Proportional to 229,233.99, 343,813.24 and 60,764.79

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Solution

The fourth proportional to 229,233.99, 343,813.24 and 60,764.79 is: 91,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,233.99 : 343,813.24 = 60,764.79 : x
  2. Step 2: Convert to fraction form
    229,233.99/343,813.24 = 60,764.79/x
  3. Step 3: Cross multiply
    229,233.99x = 343,813.24 × 60,764.79
  4. Step 4: Simplify right side
    229,233.99x = 20,891,739,327.82
  5. Step 5: Solve for x
    x = 20,891,739,327.82/229,233.99
  6. Step 6: Final answer
    x = 91,137.18

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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.