Home / 64,464.49-96,680.33-20,082.97

Finding the Fourth Proportional to 64,464.49, 96,680.33 and 20,082.97

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Solution

The fourth proportional to 64,464.49, 96,680.33 and 20,082.97 is: 30,119.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,464.49 : 96,680.33 = 20,082.97 : x
  2. Step 2: Convert to fraction form
    64,464.49/96,680.33 = 20,082.97/x
  3. Step 3: Cross multiply
    64,464.49x = 96,680.33 × 20,082.97
  4. Step 4: Simplify right side
    64,464.49x = 1,941,627,583.16
  5. Step 5: Solve for x
    x = 1,941,627,583.16/64,464.49
  6. Step 6: Final answer
    x = 30,119.34

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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.