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Finding the Fourth Proportional to 247,657.92, 341,771.04 and 134,482.56

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Solution

The fourth proportional to 247,657.92, 341,771.04 and 134,482.56 is: 185,587.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,657.92 : 341,771.04 = 134,482.56 : x
  2. Step 2: Convert to fraction form
    247,657.92/341,771.04 = 134,482.56/x
  3. Step 3: Cross multiply
    247,657.92x = 341,771.04 × 134,482.56
  4. Step 4: Simplify right side
    247,657.92x = 45,962,244,393.06
  5. Step 5: Solve for x
    x = 45,962,244,393.06/247,657.92
  6. Step 6: Final answer
    x = 185,587.62

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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.