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Finding the Fourth Proportional to 226,341.32, 339,510.65 and 57,861.41

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Solution

The fourth proportional to 226,341.32, 339,510.65 and 57,861.41 is: 86,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,341.32 : 339,510.65 = 57,861.41 : x
  2. Step 2: Convert to fraction form
    226,341.32/339,510.65 = 57,861.41/x
  3. Step 3: Cross multiply
    226,341.32x = 339,510.65 × 57,861.41
  4. Step 4: Simplify right side
    226,341.32x = 19,644,562,932.16
  5. Step 5: Solve for x
    x = 19,644,562,932.16/226,341.32
  6. Step 6: Final answer
    x = 86,791.77

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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.