Home / 163,858.12-226,121.70-92,237.92

Finding the Fourth Proportional to 163,858.12, 226,121.70 and 92,237.92

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Solution

The fourth proportional to 163,858.12, 226,121.70 and 92,237.92 is: 127,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,858.12 : 226,121.70 = 92,237.92 : x
  2. Step 2: Convert to fraction form
    163,858.12/226,121.70 = 92,237.92/x
  3. Step 3: Cross multiply
    163,858.12x = 226,121.70 × 92,237.92
  4. Step 4: Simplify right side
    163,858.12x = 20,856,995,274.86
  5. Step 5: Solve for x
    x = 20,856,995,274.86/163,858.12
  6. Step 6: Final answer
    x = 127,286.92

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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.