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Finding the Fourth Proportional to 267,072.85, 368,559.88 and 146,213.07

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Solution

The fourth proportional to 267,072.85, 368,559.88 and 146,213.07 is: 201,773.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,072.85 : 368,559.88 = 146,213.07 : x
  2. Step 2: Convert to fraction form
    267,072.85/368,559.88 = 146,213.07/x
  3. Step 3: Cross multiply
    267,072.85x = 368,559.88 × 146,213.07
  4. Step 4: Simplify right side
    267,072.85x = 53,888,271,533.63
  5. Step 5: Solve for x
    x = 53,888,271,533.63/267,072.85
  6. Step 6: Final answer
    x = 201,773.68

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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.