Home / 179,072.86-247,121.04-98,508.64

Finding the Fourth Proportional to 179,072.86, 247,121.04 and 98,508.64

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Solution

The fourth proportional to 179,072.86, 247,121.04 and 98,508.64 is: 135,942.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,072.86 : 247,121.04 = 98,508.64 : x
  2. Step 2: Convert to fraction form
    179,072.86/247,121.04 = 98,508.64/x
  3. Step 3: Cross multiply
    179,072.86x = 247,121.04 × 98,508.64
  4. Step 4: Simplify right side
    179,072.86x = 24,343,557,565.79
  5. Step 5: Solve for x
    x = 24,343,557,565.79/179,072.86
  6. Step 6: Final answer
    x = 135,942.19

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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.