Home / 122,217.33-168,659.39-68,502.36

Finding the Fourth Proportional to 122,217.33, 168,659.39 and 68,502.36

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Solution

The fourth proportional to 122,217.33, 168,659.39 and 68,502.36 is: 94,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,217.33 : 168,659.39 = 68,502.36 : x
  2. Step 2: Convert to fraction form
    122,217.33/168,659.39 = 68,502.36/x
  3. Step 3: Cross multiply
    122,217.33x = 168,659.39 × 68,502.36
  4. Step 4: Simplify right side
    122,217.33x = 11,553,565,908.65
  5. Step 5: Solve for x
    x = 11,553,565,908.65/122,217.33
  6. Step 6: Final answer
    x = 94,532.96

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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.