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Finding the Fourth Proportional to 267,027, 368,538.48 and 152,305.89

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Solution

The fourth proportional to 267,027, 368,538.48 and 152,305.89 is: 210,205.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,027 : 368,538.48 = 152,305.89 : x
  2. Step 2: Convert to fraction form
    267,027/368,538.48 = 152,305.89/x
  3. Step 3: Cross multiply
    267,027x = 368,538.48 × 152,305.89
  4. Step 4: Simplify right side
    267,027x = 56,130,581,195.65
  5. Step 5: Solve for x
    x = 56,130,581,195.65/267,027
  6. Step 6: Final answer
    x = 210,205.64

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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.