Home / 222,763.80-334,160.26-64,979

Finding the Fourth Proportional to 222,763.80, 334,160.26 and 64,979

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Solution

The fourth proportional to 222,763.80, 334,160.26 and 64,979 is: 97,472.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,763.80 : 334,160.26 = 64,979 : x
  2. Step 2: Convert to fraction form
    222,763.80/334,160.26 = 64,979/x
  3. Step 3: Cross multiply
    222,763.80x = 334,160.26 × 64,979
  4. Step 4: Simplify right side
    222,763.80x = 21,713,399,534.54
  5. Step 5: Solve for x
    x = 21,713,399,534.54/222,763.80
  6. Step 6: Final answer
    x = 97,472.75

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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.