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Finding the Fourth Proportional to 227,806.80, 341,708.40 and 59,326.80

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Solution

The fourth proportional to 227,806.80, 341,708.40 and 59,326.80 is: 88,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,806.80 : 341,708.40 = 59,326.80 : x
  2. Step 2: Convert to fraction form
    227,806.80/341,708.40 = 59,326.80/x
  3. Step 3: Cross multiply
    227,806.80x = 341,708.40 × 59,326.80
  4. Step 4: Simplify right side
    227,806.80x = 20,272,465,905.12
  5. Step 5: Solve for x
    x = 20,272,465,905.12/227,806.80
  6. Step 6: Final answer
    x = 88,989.73

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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.