Home / 167,311.74-230,890.62-91,865.10

Finding the Fourth Proportional to 167,311.74, 230,890.62 and 91,865.10

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Solution

The fourth proportional to 167,311.74, 230,890.62 and 91,865.10 is: 126,774.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,311.74 : 230,890.62 = 91,865.10 : x
  2. Step 2: Convert to fraction form
    167,311.74/230,890.62 = 91,865.10/x
  3. Step 3: Cross multiply
    167,311.74x = 230,890.62 × 91,865.10
  4. Step 4: Simplify right side
    167,311.74x = 21,210,789,895.36
  5. Step 5: Solve for x
    x = 21,210,789,895.36/167,311.74
  6. Step 6: Final answer
    x = 126,774.07

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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.