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Finding the Fourth Proportional to 267,705.10, 401,357.94 and 161,064.08

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Solution

The fourth proportional to 267,705.10, 401,357.94 and 161,064.08 is: 241,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,705.10 : 401,357.94 = 161,064.08 : x
  2. Step 2: Convert to fraction form
    267,705.10/401,357.94 = 161,064.08/x
  3. Step 3: Cross multiply
    267,705.10x = 401,357.94 × 161,064.08
  4. Step 4: Simplify right side
    267,705.10x = 64,644,347,356.80
  5. Step 5: Solve for x
    x = 64,644,347,356.80/267,705.10
  6. Step 6: Final answer
    x = 241,475.96

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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.