Home / 167,665.08-231,379.36-91,184.90

Finding the Fourth Proportional to 167,665.08, 231,379.36 and 91,184.90

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Solution

The fourth proportional to 167,665.08, 231,379.36 and 91,184.90 is: 125,836.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,665.08 : 231,379.36 = 91,184.90 : x
  2. Step 2: Convert to fraction form
    167,665.08/231,379.36 = 91,184.90/x
  3. Step 3: Cross multiply
    167,665.08x = 231,379.36 × 91,184.90
  4. Step 4: Simplify right side
    167,665.08x = 21,098,303,803.66
  5. Step 5: Solve for x
    x = 21,098,303,803.66/167,665.08
  6. Step 6: Final answer
    x = 125,836.00

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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.