Home / 254,233.62-381,408.87-112,119.29

Finding the Fourth Proportional to 254,233.62, 381,408.87 and 112,119.29

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Solution

The fourth proportional to 254,233.62, 381,408.87 and 112,119.29 is: 168,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,233.62 : 381,408.87 = 112,119.29 : x
  2. Step 2: Convert to fraction form
    254,233.62/381,408.87 = 112,119.29/x
  3. Step 3: Cross multiply
    254,233.62x = 381,408.87 × 112,119.29
  4. Step 4: Simplify right side
    254,233.62x = 42,763,291,253.62
  5. Step 5: Solve for x
    x = 42,763,291,253.62/254,233.62
  6. Step 6: Final answer
    x = 168,204.70

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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.