Home / 167,271.72-230,828.04-91,821.84

Finding the Fourth Proportional to 167,271.72, 230,828.04 and 91,821.84

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Solution

The fourth proportional to 167,271.72, 230,828.04 and 91,821.84 is: 126,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,271.72 : 230,828.04 = 91,821.84 : x
  2. Step 2: Convert to fraction form
    167,271.72/230,828.04 = 91,821.84/x
  3. Step 3: Cross multiply
    167,271.72x = 230,828.04 × 91,821.84
  4. Step 4: Simplify right side
    167,271.72x = 21,195,055,356.39
  5. Step 5: Solve for x
    x = 21,195,055,356.39/167,271.72
  6. Step 6: Final answer
    x = 126,710.33

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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.