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Finding the Fourth Proportional to 267,774.04, 401,655.39 and 109,890.87

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Solution

The fourth proportional to 267,774.04, 401,655.39 and 109,890.87 is: 164,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,774.04 : 401,655.39 = 109,890.87 : x
  2. Step 2: Convert to fraction form
    267,774.04/401,655.39 = 109,890.87/x
  3. Step 3: Cross multiply
    267,774.04x = 401,655.39 × 109,890.87
  4. Step 4: Simplify right side
    267,774.04x = 44,138,260,247.29
  5. Step 5: Solve for x
    x = 44,138,260,247.29/267,774.04
  6. Step 6: Final answer
    x = 164,833.98

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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.