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Finding the Fourth Proportional to 227,326.71, 341,003.74 and 69,556.53

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Solution

The fourth proportional to 227,326.71, 341,003.74 and 69,556.53 is: 104,338.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,326.71 : 341,003.74 = 69,556.53 : x
  2. Step 2: Convert to fraction form
    227,326.71/341,003.74 = 69,556.53/x
  3. Step 3: Cross multiply
    227,326.71x = 341,003.74 × 69,556.53
  4. Step 4: Simplify right side
    227,326.71x = 23,719,036,854.20
  5. Step 5: Solve for x
    x = 23,719,036,854.20/227,326.71
  6. Step 6: Final answer
    x = 104,338.98

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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.