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Finding the Fourth Proportional to 247,530, 341,597.52 and 134,352.48

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Solution

The fourth proportional to 247,530, 341,597.52 and 134,352.48 is: 185,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,530 : 341,597.52 = 134,352.48 : x
  2. Step 2: Convert to fraction form
    247,530/341,597.52 = 134,352.48/x
  3. Step 3: Cross multiply
    247,530x = 341,597.52 × 134,352.48
  4. Step 4: Simplify right side
    247,530x = 45,894,473,973.85
  5. Step 5: Solve for x
    x = 45,894,473,973.85/247,530
  6. Step 6: Final answer
    x = 185,409.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.