Home / 206,280.24-284,362.56-160,907.28

Finding the Fourth Proportional to 206,280.24, 284,362.56 and 160,907.28

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Solution

The fourth proportional to 206,280.24, 284,362.56 and 160,907.28 is: 221,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,280.24 : 284,362.56 = 160,907.28 : x
  2. Step 2: Convert to fraction form
    206,280.24/284,362.56 = 160,907.28/x
  3. Step 3: Cross multiply
    206,280.24x = 284,362.56 × 160,907.28
  4. Step 4: Simplify right side
    206,280.24x = 45,756,006,063.44
  5. Step 5: Solve for x
    x = 45,756,006,063.44/206,280.24
  6. Step 6: Final answer
    x = 221,814.78

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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.