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Finding the Fourth Proportional to 226,552.95, 339,807.51 and 68,782.77

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Solution

The fourth proportional to 226,552.95, 339,807.51 and 68,782.77 is: 103,167.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,552.95 : 339,807.51 = 68,782.77 : x
  2. Step 2: Convert to fraction form
    226,552.95/339,807.51 = 68,782.77/x
  3. Step 3: Cross multiply
    226,552.95x = 339,807.51 × 68,782.77
  4. Step 4: Simplify right side
    226,552.95x = 23,372,901,804.60
  5. Step 5: Solve for x
    x = 23,372,901,804.60/226,552.95
  6. Step 6: Final answer
    x = 103,167.50

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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.