Home / 194,635.66-268,605.02-108,602.15

Finding the Fourth Proportional to 194,635.66, 268,605.02 and 108,602.15

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Solution

The fourth proportional to 194,635.66, 268,605.02 and 108,602.15 is: 149,875.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,635.66 : 268,605.02 = 108,602.15 : x
  2. Step 2: Convert to fraction form
    194,635.66/268,605.02 = 108,602.15/x
  3. Step 3: Cross multiply
    194,635.66x = 268,605.02 × 108,602.15
  4. Step 4: Simplify right side
    194,635.66x = 29,171,082,801.29
  5. Step 5: Solve for x
    x = 29,171,082,801.29/194,635.66
  6. Step 6: Final answer
    x = 149,875.33

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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.