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Finding the Fourth Proportional to 104,968.33, 144,767.15 and 88,695.26

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Solution

The fourth proportional to 104,968.33, 144,767.15 and 88,695.26 is: 122,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,968.33 : 144,767.15 = 88,695.26 : x
  2. Step 2: Convert to fraction form
    104,968.33/144,767.15 = 88,695.26/x
  3. Step 3: Cross multiply
    104,968.33x = 144,767.15 × 88,695.26
  4. Step 4: Simplify right side
    104,968.33x = 12,840,159,716.88
  5. Step 5: Solve for x
    x = 12,840,159,716.88/104,968.33
  6. Step 6: Final answer
    x = 122,324.13

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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.