Home / 50,635.66-75,935.89-28,180.60

Finding the Fourth Proportional to 50,635.66, 75,935.89 and 28,180.60

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Solution

The fourth proportional to 50,635.66, 75,935.89 and 28,180.60 is: 42,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,635.66 : 75,935.89 = 28,180.60 : x
  2. Step 2: Convert to fraction form
    50,635.66/75,935.89 = 28,180.60/x
  3. Step 3: Cross multiply
    50,635.66x = 75,935.89 × 28,180.60
  4. Step 4: Simplify right side
    50,635.66x = 2,139,918,941.73
  5. Step 5: Solve for x
    x = 2,139,918,941.73/50,635.66
  6. Step 6: Final answer
    x = 42,261.10

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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.