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Finding the Fourth Proportional to 50,200.66, 75,418.66 and 47,363.64

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Solution

The fourth proportional to 50,200.66, 75,418.66 and 47,363.64 is: 71,156.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,200.66 : 75,418.66 = 47,363.64 : x
  2. Step 2: Convert to fraction form
    50,200.66/75,418.66 = 47,363.64/x
  3. Step 3: Cross multiply
    50,200.66x = 75,418.66 × 47,363.64
  4. Step 4: Simplify right side
    50,200.66x = 3,572,102,261.52
  5. Step 5: Solve for x
    x = 3,572,102,261.52/50,200.66
  6. Step 6: Final answer
    x = 71,156.48

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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.