Home / 194,380.47-268,242.99-109,497.33

Finding the Fourth Proportional to 194,380.47, 268,242.99 and 109,497.33

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Solution

The fourth proportional to 194,380.47, 268,242.99 and 109,497.33 is: 151,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,380.47 : 268,242.99 = 109,497.33 : x
  2. Step 2: Convert to fraction form
    194,380.47/268,242.99 = 109,497.33/x
  3. Step 3: Cross multiply
    194,380.47x = 268,242.99 × 109,497.33
  4. Step 4: Simplify right side
    194,380.47x = 29,371,891,196.22
  5. Step 5: Solve for x
    x = 29,371,891,196.22/194,380.47
  6. Step 6: Final answer
    x = 151,105.16

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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.