Home / 206,180.28-284,523.96-121,302.81

Finding the Fourth Proportional to 206,180.28, 284,523.96 and 121,302.81

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Solution

The fourth proportional to 206,180.28, 284,523.96 and 121,302.81 is: 167,395.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,180.28 : 284,523.96 = 121,302.81 : x
  2. Step 2: Convert to fraction form
    206,180.28/284,523.96 = 121,302.81/x
  3. Step 3: Cross multiply
    206,180.28x = 284,523.96 × 121,302.81
  4. Step 4: Simplify right side
    206,180.28x = 34,513,555,860.33
  5. Step 5: Solve for x
    x = 34,513,555,860.33/206,180.28
  6. Step 6: Final answer
    x = 167,395.04

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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.