Home / 50,105.36-68,988.03-42,536

Finding the Fourth Proportional to 50,105.36, 68,988.03 and 42,536

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Solution

The fourth proportional to 50,105.36, 68,988.03 and 42,536 is: 58,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,105.36 : 68,988.03 = 42,536 : x
  2. Step 2: Convert to fraction form
    50,105.36/68,988.03 = 42,536/x
  3. Step 3: Cross multiply
    50,105.36x = 68,988.03 × 42,536
  4. Step 4: Simplify right side
    50,105.36x = 2,934,474,844.08
  5. Step 5: Solve for x
    x = 2,934,474,844.08/50,105.36
  6. Step 6: Final answer
    x = 58,566.09

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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.