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Finding the Fourth Proportional to 167,261.66, 250,537.08 and 113,259.15

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Solution

The fourth proportional to 167,261.66, 250,537.08 and 113,259.15 is: 169,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,261.66 : 250,537.08 = 113,259.15 : x
  2. Step 2: Convert to fraction form
    167,261.66/250,537.08 = 113,259.15/x
  3. Step 3: Cross multiply
    167,261.66x = 250,537.08 × 113,259.15
  4. Step 4: Simplify right side
    167,261.66x = 28,375,616,724.28
  5. Step 5: Solve for x
    x = 28,375,616,724.28/167,261.66
  6. Step 6: Final answer
    x = 169,648.07

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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.