Home / 122,966.89-169,694.88-69,252.82

Finding the Fourth Proportional to 122,966.89, 169,694.88 and 69,252.82

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Solution

The fourth proportional to 122,966.89, 169,694.88 and 69,252.82 is: 95,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,966.89 : 169,694.88 = 69,252.82 : x
  2. Step 2: Convert to fraction form
    122,966.89/169,694.88 = 69,252.82/x
  3. Step 3: Cross multiply
    122,966.89x = 169,694.88 × 69,252.82
  4. Step 4: Simplify right side
    122,966.89x = 11,751,848,979.56
  5. Step 5: Solve for x
    x = 11,751,848,979.56/122,966.89
  6. Step 6: Final answer
    x = 95,569.21

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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.