Home / 167,711.86-231,665.57-165,272.01

Finding the Fourth Proportional to 167,711.86, 231,665.57 and 165,272.01

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Solution

The fourth proportional to 167,711.86, 231,665.57 and 165,272.01 is: 228,295.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,711.86 : 231,665.57 = 165,272.01 : x
  2. Step 2: Convert to fraction form
    167,711.86/231,665.57 = 165,272.01/x
  3. Step 3: Cross multiply
    167,711.86x = 231,665.57 × 165,272.01
  4. Step 4: Simplify right side
    167,711.86x = 38,287,833,326.36
  5. Step 5: Solve for x
    x = 38,287,833,326.36/167,711.86
  6. Step 6: Final answer
    x = 228,295.32

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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.