Home / 246,181.38-369,272.18-77,718.79

Finding the Fourth Proportional to 246,181.38, 369,272.18 and 77,718.79

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Solution

The fourth proportional to 246,181.38, 369,272.18 and 77,718.79 is: 116,578.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,181.38 : 369,272.18 = 77,718.79 : x
  2. Step 2: Convert to fraction form
    246,181.38/369,272.18 = 77,718.79/x
  3. Step 3: Cross multiply
    246,181.38x = 369,272.18 × 77,718.79
  4. Step 4: Simplify right side
    246,181.38x = 28,699,387,010.26
  5. Step 5: Solve for x
    x = 28,699,387,010.26/246,181.38
  6. Step 6: Final answer
    x = 116,578.22

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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.