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Finding the Fourth Proportional to 267,509.97, 401,148.30 and 101,181.33

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Solution

The fourth proportional to 267,509.97, 401,148.30 and 101,181.33 is: 151,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,509.97 : 401,148.30 = 101,181.33 : x
  2. Step 2: Convert to fraction form
    267,509.97/401,148.30 = 101,181.33/x
  3. Step 3: Cross multiply
    267,509.97x = 401,148.30 × 101,181.33
  4. Step 4: Simplify right side
    267,509.97x = 40,588,716,009.59
  5. Step 5: Solve for x
    x = 40,588,716,009.59/267,509.97
  6. Step 6: Final answer
    x = 151,727.87

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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.