Home / 194,688.66-268,669.81-108,646.73

Finding the Fourth Proportional to 194,688.66, 268,669.81 and 108,646.73

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Solution

The fourth proportional to 194,688.66, 268,669.81 and 108,646.73 is: 149,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,688.66 : 268,669.81 = 108,646.73 : x
  2. Step 2: Convert to fraction form
    194,688.66/268,669.81 = 108,646.73/x
  3. Step 3: Cross multiply
    194,688.66x = 268,669.81 × 108,646.73
  4. Step 4: Simplify right side
    194,688.66x = 29,190,096,306.22
  5. Step 5: Solve for x
    x = 29,190,096,306.22/194,688.66
  6. Step 6: Final answer
    x = 149,932.19

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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.