Home / 272,589.38-376,164.95-151,727.55

Finding the Fourth Proportional to 272,589.38, 376,164.95 and 151,727.55

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Solution

The fourth proportional to 272,589.38, 376,164.95 and 151,727.55 is: 209,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,589.38 : 376,164.95 = 151,727.55 : x
  2. Step 2: Convert to fraction form
    272,589.38/376,164.95 = 151,727.55/x
  3. Step 3: Cross multiply
    272,589.38x = 376,164.95 × 151,727.55
  4. Step 4: Simplify right side
    272,589.38x = 57,074,585,500.73
  5. Step 5: Solve for x
    x = 57,074,585,500.73/272,589.38
  6. Step 6: Final answer
    x = 209,379.35

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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.