Home / 164,257.44-226,658.35-121,259.80

Finding the Fourth Proportional to 164,257.44, 226,658.35 and 121,259.80

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Solution

The fourth proportional to 164,257.44, 226,658.35 and 121,259.80 is: 167,326.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,257.44 : 226,658.35 = 121,259.80 : x
  2. Step 2: Convert to fraction form
    164,257.44/226,658.35 = 121,259.80/x
  3. Step 3: Cross multiply
    164,257.44x = 226,658.35 × 121,259.80
  4. Step 4: Simplify right side
    164,257.44x = 27,484,546,189.33
  5. Step 5: Solve for x
    x = 27,484,546,189.33/164,257.44
  6. Step 6: Final answer
    x = 167,326.04

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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.