Home / 247,743.72-371,484.36-97,977.96

Finding the Fourth Proportional to 247,743.72, 371,484.36 and 97,977.96

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Solution

The fourth proportional to 247,743.72, 371,484.36 and 97,977.96 is: 146,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,743.72 : 371,484.36 = 97,977.96 : x
  2. Step 2: Convert to fraction form
    247,743.72/371,484.36 = 97,977.96/x
  3. Step 3: Cross multiply
    247,743.72x = 371,484.36 × 97,977.96
  4. Step 4: Simplify right side
    247,743.72x = 36,397,279,764.71
  5. Step 5: Solve for x
    x = 36,397,279,764.71/247,743.72
  6. Step 6: Final answer
    x = 146,915.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.