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Finding the Fourth Proportional to 111,602.88, 167,400.81 and 27,363.29

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Solution

The fourth proportional to 111,602.88, 167,400.81 and 27,363.29 is: 41,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,602.88 : 167,400.81 = 27,363.29 : x
  2. Step 2: Convert to fraction form
    111,602.88/167,400.81 = 27,363.29/x
  3. Step 3: Cross multiply
    111,602.88x = 167,400.81 × 27,363.29
  4. Step 4: Simplify right side
    111,602.88x = 4,580,636,073.26
  5. Step 5: Solve for x
    x = 4,580,636,073.26/111,602.88
  6. Step 6: Final answer
    x = 41,044.07

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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.