Home / 74,139.73-111,197.81-24,219.43

Finding the Fourth Proportional to 74,139.73, 111,197.81 and 24,219.43

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Solution

The fourth proportional to 74,139.73, 111,197.81 and 24,219.43 is: 36,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,139.73 : 111,197.81 = 24,219.43 : x
  2. Step 2: Convert to fraction form
    74,139.73/111,197.81 = 24,219.43/x
  3. Step 3: Cross multiply
    74,139.73x = 111,197.81 × 24,219.43
  4. Step 4: Simplify right side
    74,139.73x = 2,693,147,358.00
  5. Step 5: Solve for x
    x = 2,693,147,358.00/74,139.73
  6. Step 6: Final answer
    x = 36,325.29

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Why These Related Problems?

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