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Finding the Fourth Proportional to 267,484.37, 401,081.64 and 117,549.11

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Solution

The fourth proportional to 267,484.37, 401,081.64 and 117,549.11 is: 176,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,484.37 : 401,081.64 = 117,549.11 : x
  2. Step 2: Convert to fraction form
    267,484.37/401,081.64 = 117,549.11/x
  3. Step 3: Cross multiply
    267,484.37x = 401,081.64 × 117,549.11
  4. Step 4: Simplify right side
    267,484.37x = 47,146,787,813.93
  5. Step 5: Solve for x
    x = 47,146,787,813.93/267,484.37
  6. Step 6: Final answer
    x = 176,259.98

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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.