Home / 246,716.10-370,087.36-78,249.22

Finding the Fourth Proportional to 246,716.10, 370,087.36 and 78,249.22

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Solution

The fourth proportional to 246,716.10, 370,087.36 and 78,249.22 is: 117,378.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,716.10 : 370,087.36 = 78,249.22 : x
  2. Step 2: Convert to fraction form
    246,716.10/370,087.36 = 78,249.22/x
  3. Step 3: Cross multiply
    246,716.10x = 370,087.36 × 78,249.22
  4. Step 4: Simplify right side
    246,716.10x = 28,959,046,131.02
  5. Step 5: Solve for x
    x = 28,959,046,131.02/246,716.10
  6. Step 6: Final answer
    x = 117,378.02

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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.