Home / 122,892.22-169,557.30-69,174.10

Finding the Fourth Proportional to 122,892.22, 169,557.30 and 69,174.10

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Solution

The fourth proportional to 122,892.22, 169,557.30 and 69,174.10 is: 95,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,892.22 : 169,557.30 = 69,174.10 : x
  2. Step 2: Convert to fraction form
    122,892.22/169,557.30 = 69,174.10/x
  3. Step 3: Cross multiply
    122,892.22x = 169,557.30 × 69,174.10
  4. Step 4: Simplify right side
    122,892.22x = 11,728,973,625.93
  5. Step 5: Solve for x
    x = 11,728,973,625.93/122,892.22
  6. Step 6: Final answer
    x = 95,441.14

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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.