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Finding the Fourth Proportional to 281,537.56, 422,255.31 and 113,051.08

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Solution

The fourth proportional to 281,537.56, 422,255.31 and 113,051.08 is: 169,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,537.56 : 422,255.31 = 113,051.08 : x
  2. Step 2: Convert to fraction form
    281,537.56/422,255.31 = 113,051.08/x
  3. Step 3: Cross multiply
    281,537.56x = 422,255.31 × 113,051.08
  4. Step 4: Simplify right side
    281,537.56x = 47,736,418,831.23
  5. Step 5: Solve for x
    x = 47,736,418,831.23/281,537.56
  6. Step 6: Final answer
    x = 169,556.13

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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.