Home / 247,875.56-342,067.40-140,466.04

Finding the Fourth Proportional to 247,875.56, 342,067.40 and 140,466.04

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Solution

The fourth proportional to 247,875.56, 342,067.40 and 140,466.04 is: 193,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,875.56 : 342,067.40 = 140,466.04 : x
  2. Step 2: Convert to fraction form
    247,875.56/342,067.40 = 140,466.04/x
  3. Step 3: Cross multiply
    247,875.56x = 342,067.40 × 140,466.04
  4. Step 4: Simplify right side
    247,875.56x = 48,048,853,091.10
  5. Step 5: Solve for x
    x = 48,048,853,091.10/247,875.56
  6. Step 6: Final answer
    x = 193,842.64

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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.