Home / 194,221.26-268,030.35-109,341.36

Finding the Fourth Proportional to 194,221.26, 268,030.35 and 109,341.36

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Solution

The fourth proportional to 194,221.26, 268,030.35 and 109,341.36 is: 150,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,221.26 : 268,030.35 = 109,341.36 : x
  2. Step 2: Convert to fraction form
    194,221.26/268,030.35 = 109,341.36/x
  3. Step 3: Cross multiply
    194,221.26x = 268,030.35 × 109,341.36
  4. Step 4: Simplify right side
    194,221.26x = 29,306,802,990.28
  5. Step 5: Solve for x
    x = 29,306,802,990.28/194,221.26
  6. Step 6: Final answer
    x = 150,893.90

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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.