Home / 155,494.27-214,648.31-104,536.56

Finding the Fourth Proportional to 155,494.27, 214,648.31 and 104,536.56

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Solution

The fourth proportional to 155,494.27, 214,648.31 and 104,536.56 is: 144,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,494.27 : 214,648.31 = 104,536.56 : x
  2. Step 2: Convert to fraction form
    155,494.27/214,648.31 = 104,536.56/x
  3. Step 3: Cross multiply
    155,494.27x = 214,648.31 × 104,536.56
  4. Step 4: Simplify right side
    155,494.27x = 22,438,595,937.21
  5. Step 5: Solve for x
    x = 22,438,595,937.21/155,494.27
  6. Step 6: Final answer
    x = 144,304.97

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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.