Home / 194,208.32-268,012.44-109,328.36

Finding the Fourth Proportional to 194,208.32, 268,012.44 and 109,328.36

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Solution

The fourth proportional to 194,208.32, 268,012.44 and 109,328.36 is: 150,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,208.32 : 268,012.44 = 109,328.36 : x
  2. Step 2: Convert to fraction form
    194,208.32/268,012.44 = 109,328.36/x
  3. Step 3: Cross multiply
    194,208.32x = 268,012.44 × 109,328.36
  4. Step 4: Simplify right side
    194,208.32x = 29,301,360,524.80
  5. Step 5: Solve for x
    x = 29,301,360,524.80/194,208.32
  6. Step 6: Final answer
    x = 150,875.93

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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.