Home / 50,376.12-75,864.08-43,880.76

Finding the Fourth Proportional to 50,376.12, 75,864.08 and 43,880.76

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Solution

The fourth proportional to 50,376.12, 75,864.08 and 43,880.76 is: 66,082.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,376.12 : 75,864.08 = 43,880.76 : x
  2. Step 2: Convert to fraction form
    50,376.12/75,864.08 = 43,880.76/x
  3. Step 3: Cross multiply
    50,376.12x = 75,864.08 × 43,880.76
  4. Step 4: Simplify right side
    50,376.12x = 3,328,973,487.10
  5. Step 5: Solve for x
    x = 3,328,973,487.10/50,376.12
  6. Step 6: Final answer
    x = 66,082.37

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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.