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Finding the Fourth Proportional to 247,751.58, 341,571.66 and 178,783.04

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Solution

The fourth proportional to 247,751.58, 341,571.66 and 178,783.04 is: 246,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,751.58 : 341,571.66 = 178,783.04 : x
  2. Step 2: Convert to fraction form
    247,751.58/341,571.66 = 178,783.04/x
  3. Step 3: Cross multiply
    247,751.58x = 341,571.66 × 178,783.04
  4. Step 4: Simplify right side
    247,751.58x = 61,067,219,752.65
  5. Step 5: Solve for x
    x = 61,067,219,752.65/247,751.58
  6. Step 6: Final answer
    x = 246,485.69

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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.