Home / 267,004.28-399,723.96-140,346.20

Finding the Fourth Proportional to 267,004.28, 399,723.96 and 140,346.20

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Solution

The fourth proportional to 267,004.28, 399,723.96 and 140,346.20 is: 210,108.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,004.28 : 399,723.96 = 140,346.20 : x
  2. Step 2: Convert to fraction form
    267,004.28/399,723.96 = 140,346.20/x
  3. Step 3: Cross multiply
    267,004.28x = 399,723.96 × 140,346.20
  4. Step 4: Simplify right side
    267,004.28x = 56,099,738,834.95
  5. Step 5: Solve for x
    x = 56,099,738,834.95/267,004.28
  6. Step 6: Final answer
    x = 210,108.01

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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.