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Finding the Fourth Proportional to 122,796.17, 169,457.03 and 69,081.17

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Solution

The fourth proportional to 122,796.17, 169,457.03 and 69,081.17 is: 95,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,796.17 : 169,457.03 = 69,081.17 : x
  2. Step 2: Convert to fraction form
    122,796.17/169,457.03 = 69,081.17/x
  3. Step 3: Cross multiply
    122,796.17x = 169,457.03 × 69,081.17
  4. Step 4: Simplify right side
    122,796.17x = 11,706,289,551.72
  5. Step 5: Solve for x
    x = 11,706,289,551.72/122,796.17
  6. Step 6: Final answer
    x = 95,331.06

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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.