Home / 267,209.10-401,040.45-109,550.70

Finding the Fourth Proportional to 267,209.10, 401,040.45 and 109,550.70

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Solution

The fourth proportional to 267,209.10, 401,040.45 and 109,550.70 is: 164,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,209.10 : 401,040.45 = 109,550.70 : x
  2. Step 2: Convert to fraction form
    267,209.10/401,040.45 = 109,550.70/x
  3. Step 3: Cross multiply
    267,209.10x = 401,040.45 × 109,550.70
  4. Step 4: Simplify right side
    267,209.10x = 43,934,262,025.82
  5. Step 5: Solve for x
    x = 43,934,262,025.82/267,209.10
  6. Step 6: Final answer
    x = 164,419.03

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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.