Home / 246,221.10-369,358.38-77,745.96

Finding the Fourth Proportional to 246,221.10, 369,358.38 and 77,745.96

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Solution

The fourth proportional to 246,221.10, 369,358.38 and 77,745.96 is: 116,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,221.10 : 369,358.38 = 77,745.96 : x
  2. Step 2: Convert to fraction form
    246,221.10/369,358.38 = 77,745.96/x
  3. Step 3: Cross multiply
    246,221.10x = 369,358.38 × 77,745.96
  4. Step 4: Simplify right side
    246,221.10x = 28,716,121,837.14
  5. Step 5: Solve for x
    x = 28,716,121,837.14/246,221.10
  6. Step 6: Final answer
    x = 116,627.38

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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.