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Finding the Fourth Proportional to 226,156.77, 339,237.79 and 57,676.77

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Solution

The fourth proportional to 226,156.77, 339,237.79 and 57,676.77 is: 86,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,156.77 : 339,237.79 = 57,676.77 : x
  2. Step 2: Convert to fraction form
    226,156.77/339,237.79 = 57,676.77/x
  3. Step 3: Cross multiply
    226,156.77x = 339,237.79 × 57,676.77
  4. Step 4: Simplify right side
    226,156.77x = 19,566,139,844.95
  5. Step 5: Solve for x
    x = 19,566,139,844.95/226,156.77
  6. Step 6: Final answer
    x = 86,515.83

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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.