Home / 50,376.10-75,864.10-43,880.74

Finding the Fourth Proportional to 50,376.10, 75,864.10 and 43,880.74

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Solution

The fourth proportional to 50,376.10, 75,864.10 and 43,880.74 is: 66,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.10 : 75,864.10 = 43,880.74 : x
  2. Step 2: Convert to fraction form
    50,376.10/75,864.10 = 43,880.74/x
  3. Step 3: Cross multiply
    50,376.10x = 75,864.10 × 43,880.74
  4. Step 4: Simplify right side
    50,376.10x = 3,328,972,847.43
  5. Step 5: Solve for x
    x = 3,328,972,847.43/50,376.10
  6. Step 6: Final answer
    x = 66,082.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.