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Finding the Fourth Proportional to 267,212.05, 368,739.50 and 146,353.86

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Solution

The fourth proportional to 267,212.05, 368,739.50 and 146,353.86 is: 201,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,212.05 : 368,739.50 = 146,353.86 : x
  2. Step 2: Convert to fraction form
    267,212.05/368,739.50 = 146,353.86/x
  3. Step 3: Cross multiply
    267,212.05x = 368,739.50 × 146,353.86
  4. Step 4: Simplify right side
    267,212.05x = 53,966,448,427.70
  5. Step 5: Solve for x
    x = 53,966,448,427.70/267,212.05
  6. Step 6: Final answer
    x = 201,961.14

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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.