Home / 206,574.05-309,570.14-164,266.34

Finding the Fourth Proportional to 206,574.05, 309,570.14 and 164,266.34

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Solution

The fourth proportional to 206,574.05, 309,570.14 and 164,266.34 is: 246,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,574.05 : 309,570.14 = 164,266.34 : x
  2. Step 2: Convert to fraction form
    206,574.05/309,570.14 = 164,266.34/x
  3. Step 3: Cross multiply
    206,574.05x = 309,570.14 × 164,266.34
  4. Step 4: Simplify right side
    206,574.05x = 50,851,951,501.91
  5. Step 5: Solve for x
    x = 50,851,951,501.91/206,574.05
  6. Step 6: Final answer
    x = 246,168.15

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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.