Home / 163,937.42-226,229.21-92,315.90

Finding the Fourth Proportional to 163,937.42, 226,229.21 and 92,315.90

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Solution

The fourth proportional to 163,937.42, 226,229.21 and 92,315.90 is: 127,393.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,937.42 : 226,229.21 = 92,315.90 : x
  2. Step 2: Convert to fraction form
    163,937.42/226,229.21 = 92,315.90/x
  3. Step 3: Cross multiply
    163,937.42x = 226,229.21 × 92,315.90
  4. Step 4: Simplify right side
    163,937.42x = 20,884,551,996.29
  5. Step 5: Solve for x
    x = 20,884,551,996.29/163,937.42
  6. Step 6: Final answer
    x = 127,393.44

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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.