Home / 266,727.20-400,090.80-167,194.40

Finding the Fourth Proportional to 266,727.20, 400,090.80 and 167,194.40

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Solution

The fourth proportional to 266,727.20, 400,090.80 and 167,194.40 is: 250,791.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,727.20 : 400,090.80 = 167,194.40 : x
  2. Step 2: Convert to fraction form
    266,727.20/400,090.80 = 167,194.40/x
  3. Step 3: Cross multiply
    266,727.20x = 400,090.80 × 167,194.40
  4. Step 4: Simplify right side
    266,727.20x = 66,892,941,251.52
  5. Step 5: Solve for x
    x = 66,892,941,251.52/266,727.20
  6. Step 6: Final answer
    x = 250,791.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.