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Finding the Fourth Proportional to 267,672.12, 401,606.58 and 109,858.20

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Solution

The fourth proportional to 267,672.12, 401,606.58 and 109,858.20 is: 164,827.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,672.12 : 401,606.58 = 109,858.20 : x
  2. Step 2: Convert to fraction form
    267,672.12/401,606.58 = 109,858.20/x
  3. Step 3: Cross multiply
    267,672.12x = 401,606.58 × 109,858.20
  4. Step 4: Simplify right side
    267,672.12x = 44,119,775,986.96
  5. Step 5: Solve for x
    x = 44,119,775,986.96/267,672.12
  6. Step 6: Final answer
    x = 164,827.69

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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.