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Finding the Fourth Proportional to 247,392.33, 341,402.04 and 134,215.08

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Solution

The fourth proportional to 247,392.33, 341,402.04 and 134,215.08 is: 185,217.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,392.33 : 341,402.04 = 134,215.08 : x
  2. Step 2: Convert to fraction form
    247,392.33/341,402.04 = 134,215.08/x
  3. Step 3: Cross multiply
    247,392.33x = 341,402.04 × 134,215.08
  4. Step 4: Simplify right side
    247,392.33x = 45,821,302,110.76
  5. Step 5: Solve for x
    x = 45,821,302,110.76/247,392.33
  6. Step 6: Final answer
    x = 185,217.15

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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.