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Finding the Fourth Proportional to 226,964.47, 340,402.88 and 69,208.87

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Solution

The fourth proportional to 226,964.47, 340,402.88 and 69,208.87 is: 103,799.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,964.47 : 340,402.88 = 69,208.87 : x
  2. Step 2: Convert to fraction form
    226,964.47/340,402.88 = 69,208.87/x
  3. Step 3: Cross multiply
    226,964.47x = 340,402.88 × 69,208.87
  4. Step 4: Simplify right side
    226,964.47x = 23,558,898,323.50
  5. Step 5: Solve for x
    x = 23,558,898,323.50/226,964.47
  6. Step 6: Final answer
    x = 103,799.94

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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.