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Finding the Fourth Proportional to 56.03, 83.95 and 50.33

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Solution

The fourth proportional to 56.03, 83.95 and 50.33 is: 75.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56.03 : 83.95 = 50.33 : x
  2. Step 2: Convert to fraction form
    56.03/83.95 = 50.33/x
  3. Step 3: Cross multiply
    56.03x = 83.95 × 50.33
  4. Step 4: Simplify right side
    56.03x = 4,225.20
  5. Step 5: Solve for x
    x = 4,225.20/56.03
  6. Step 6: Final answer
    x = 75.41

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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.