Home / 206,921.70-285,557.02-116,272.24

Finding the Fourth Proportional to 206,921.70, 285,557.02 and 116,272.24

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Solution

The fourth proportional to 206,921.70, 285,557.02 and 116,272.24 is: 160,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,921.70 : 285,557.02 = 116,272.24 : x
  2. Step 2: Convert to fraction form
    206,921.70/285,557.02 = 116,272.24/x
  3. Step 3: Cross multiply
    206,921.70x = 285,557.02 × 116,272.24
  4. Step 4: Simplify right side
    206,921.70x = 33,202,354,363.12
  5. Step 5: Solve for x
    x = 33,202,354,363.12/206,921.70
  6. Step 6: Final answer
    x = 160,458.54

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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.