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Finding the Fourth Proportional to 267,193.90, 368,735.97 and 146,346.76

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Solution

The fourth proportional to 267,193.90, 368,735.97 and 146,346.76 is: 201,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,193.90 : 368,735.97 = 146,346.76 : x
  2. Step 2: Convert to fraction form
    267,193.90/368,735.97 = 146,346.76/x
  3. Step 3: Cross multiply
    267,193.90x = 368,735.97 × 146,346.76
  4. Step 4: Simplify right side
    267,193.90x = 53,963,314,504.96
  5. Step 5: Solve for x
    x = 53,963,314,504.96/267,193.90
  6. Step 6: Final answer
    x = 201,963.12

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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.