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Finding the Fourth Proportional to 267,800.28, 401,699.98 and 109,917.51

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Solution

The fourth proportional to 267,800.28, 401,699.98 and 109,917.51 is: 164,876.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,800.28 : 401,699.98 = 109,917.51 : x
  2. Step 2: Convert to fraction form
    267,800.28/401,699.98 = 109,917.51/x
  3. Step 3: Cross multiply
    267,800.28x = 401,699.98 × 109,917.51
  4. Step 4: Simplify right side
    267,800.28x = 44,153,861,568.65
  5. Step 5: Solve for x
    x = 44,153,861,568.65/267,800.28
  6. Step 6: Final answer
    x = 164,876.08

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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.