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Finding the Fourth Proportional to 267,567.76, 401,373.48 and 134,379.52

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Solution

The fourth proportional to 267,567.76, 401,373.48 and 134,379.52 is: 201,580.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,567.76 : 401,373.48 = 134,379.52 : x
  2. Step 2: Convert to fraction form
    267,567.76/401,373.48 = 134,379.52/x
  3. Step 3: Cross multiply
    267,567.76x = 401,373.48 × 134,379.52
  4. Step 4: Simplify right side
    267,567.76x = 53,936,375,583.13
  5. Step 5: Solve for x
    x = 53,936,375,583.13/267,567.76
  6. Step 6: Final answer
    x = 201,580.25

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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.