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Finding the Fourth Proportional to 267,554.76, 401,353.98 and 134,366.52

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Solution

The fourth proportional to 267,554.76, 401,353.98 and 134,366.52 is: 201,560.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,554.76 : 401,353.98 = 134,366.52 : x
  2. Step 2: Convert to fraction form
    267,554.76/401,353.98 = 134,366.52/x
  3. Step 3: Cross multiply
    267,554.76x = 401,353.98 × 134,366.52
  4. Step 4: Simplify right side
    267,554.76x = 53,928,537,580.75
  5. Step 5: Solve for x
    x = 53,928,537,580.75/267,554.76
  6. Step 6: Final answer
    x = 201,560.75

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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.