Home / 206,020.44-284,284.20-119,998.28

Finding the Fourth Proportional to 206,020.44, 284,284.20 and 119,998.28

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Solution

The fourth proportional to 206,020.44, 284,284.20 and 119,998.28 is: 165,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,020.44 : 284,284.20 = 119,998.28 : x
  2. Step 2: Convert to fraction form
    206,020.44/284,284.20 = 119,998.28/x
  3. Step 3: Cross multiply
    206,020.44x = 284,284.20 × 119,998.28
  4. Step 4: Simplify right side
    206,020.44x = 34,113,615,031.18
  5. Step 5: Solve for x
    x = 34,113,615,031.18/206,020.44
  6. Step 6: Final answer
    x = 165,583.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.