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Finding the Fourth Proportional to 267,151.25, 368,668.71 and 146,299.92

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Solution

The fourth proportional to 267,151.25, 368,668.71 and 146,299.92 is: 201,893.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,151.25 : 368,668.71 = 146,299.92 : x
  2. Step 2: Convert to fraction form
    267,151.25/368,668.71 = 146,299.92/x
  3. Step 3: Cross multiply
    267,151.25x = 368,668.71 × 146,299.92
  4. Step 4: Simplify right side
    267,151.25x = 53,936,202,779.50
  5. Step 5: Solve for x
    x = 53,936,202,779.50/267,151.25
  6. Step 6: Final answer
    x = 201,893.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.