Home / 246,755.10-340,542.15-139,351.26

Finding the Fourth Proportional to 246,755.10, 340,542.15 and 139,351.26

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Solution

The fourth proportional to 246,755.10, 340,542.15 and 139,351.26 is: 192,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,755.10 : 340,542.15 = 139,351.26 : x
  2. Step 2: Convert to fraction form
    246,755.10/340,542.15 = 139,351.26/x
  3. Step 3: Cross multiply
    246,755.10x = 340,542.15 × 139,351.26
  4. Step 4: Simplify right side
    246,755.10x = 47,454,977,685.61
  5. Step 5: Solve for x
    x = 47,454,977,685.61/246,755.10
  6. Step 6: Final answer
    x = 192,316.10

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1.5x scale

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.