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Finding the Fourth Proportional to 364,674, 547,008.12 and 111,954

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Solution

The fourth proportional to 364,674, 547,008.12 and 111,954 is: 167,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,674 : 547,008.12 = 111,954 : x
  2. Step 2: Convert to fraction form
    364,674/547,008.12 = 111,954/x
  3. Step 3: Cross multiply
    364,674x = 547,008.12 × 111,954
  4. Step 4: Simplify right side
    364,674x = 61,239,747,066.48
  5. Step 5: Solve for x
    x = 61,239,747,066.48/364,674
  6. Step 6: Final answer
    x = 167,930.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.