Home / 122,252.29-168,725.43-67,816.64

Finding the Fourth Proportional to 122,252.29, 168,725.43 and 67,816.64

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Solution

The fourth proportional to 122,252.29, 168,725.43 and 67,816.64 is: 93,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,252.29 : 168,725.43 = 67,816.64 : x
  2. Step 2: Convert to fraction form
    122,252.29/168,725.43 = 67,816.64/x
  3. Step 3: Cross multiply
    122,252.29x = 168,725.43 × 67,816.64
  4. Step 4: Simplify right side
    122,252.29x = 11,442,392,166.97
  5. Step 5: Solve for x
    x = 11,442,392,166.97/122,252.29
  6. Step 6: Final answer
    x = 93,596.55

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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.