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Finding the Fourth Proportional to 247,832.32, 342,011.84 and 134,654.08

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Solution

The fourth proportional to 247,832.32, 342,011.84 and 134,654.08 is: 185,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,832.32 : 342,011.84 = 134,654.08 : x
  2. Step 2: Convert to fraction form
    247,832.32/342,011.84 = 134,654.08/x
  3. Step 3: Cross multiply
    247,832.32x = 342,011.84 × 134,654.08
  4. Step 4: Simplify right side
    247,832.32x = 46,053,289,664.31
  5. Step 5: Solve for x
    x = 46,053,289,664.31/247,832.32
  6. Step 6: Final answer
    x = 185,824.39

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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.