Home / 206,160.28-284,674.53-155,084.48

Finding the Fourth Proportional to 206,160.28, 284,674.53 and 155,084.48

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Solution

The fourth proportional to 206,160.28, 284,674.53 and 155,084.48 is: 214,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,160.28 : 284,674.53 = 155,084.48 : x
  2. Step 2: Convert to fraction form
    206,160.28/284,674.53 = 155,084.48/x
  3. Step 3: Cross multiply
    206,160.28x = 284,674.53 × 155,084.48
  4. Step 4: Simplify right side
    206,160.28x = 44,148,601,454.29
  5. Step 5: Solve for x
    x = 44,148,601,454.29/206,160.28
  6. Step 6: Final answer
    x = 214,146.98

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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.