Home / 247,876.27-342,069.29-134,698.75

Finding the Fourth Proportional to 247,876.27, 342,069.29 and 134,698.75

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Solution

The fourth proportional to 247,876.27, 342,069.29 and 134,698.75 is: 185,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,876.27 : 342,069.29 = 134,698.75 : x
  2. Step 2: Convert to fraction form
    247,876.27/342,069.29 = 134,698.75/x
  3. Step 3: Cross multiply
    247,876.27x = 342,069.29 × 134,698.75
  4. Step 4: Simplify right side
    247,876.27x = 46,076,305,102.89
  5. Step 5: Solve for x
    x = 46,076,305,102.89/247,876.27
  6. Step 6: Final answer
    x = 185,884.29

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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.