Home / 222,761.80-334,157.26-64,977

Finding the Fourth Proportional to 222,761.80, 334,157.26 and 64,977

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Solution

The fourth proportional to 222,761.80, 334,157.26 and 64,977 is: 97,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,761.80 : 334,157.26 = 64,977 : x
  2. Step 2: Convert to fraction form
    222,761.80/334,157.26 = 64,977/x
  3. Step 3: Cross multiply
    222,761.80x = 334,157.26 × 64,977
  4. Step 4: Simplify right side
    222,761.80x = 21,712,536,283.02
  5. Step 5: Solve for x
    x = 21,712,536,283.02/222,761.80
  6. Step 6: Final answer
    x = 97,469.75

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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.