Home / 246,517.72-340,175.10-139,113.88

Finding the Fourth Proportional to 246,517.72, 340,175.10 and 139,113.88

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Solution

The fourth proportional to 246,517.72, 340,175.10 and 139,113.88 is: 191,966.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,517.72 : 340,175.10 = 139,113.88 : x
  2. Step 2: Convert to fraction form
    246,517.72/340,175.10 = 139,113.88/x
  3. Step 3: Cross multiply
    246,517.72x = 340,175.10 × 139,113.88
  4. Step 4: Simplify right side
    246,517.72x = 47,323,078,040.39
  5. Step 5: Solve for x
    x = 47,323,078,040.39/246,517.72
  6. Step 6: Final answer
    x = 191,966.23

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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.