Home / 94,977.36-142,334.82-82,467.72

Finding the Fourth Proportional to 94,977.36, 142,334.82 and 82,467.72

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Solution

The fourth proportional to 94,977.36, 142,334.82 and 82,467.72 is: 123,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,977.36 : 142,334.82 = 82,467.72 : x
  2. Step 2: Convert to fraction form
    94,977.36/142,334.82 = 82,467.72/x
  3. Step 3: Cross multiply
    94,977.36x = 142,334.82 × 82,467.72
  4. Step 4: Simplify right side
    94,977.36x = 11,738,028,082.01
  5. Step 5: Solve for x
    x = 11,738,028,082.01/94,977.36
  6. Step 6: Final answer
    x = 123,587.64

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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.