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Finding the Fourth Proportional to 267,018.65, 368,486.28 and 146,167.65

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Solution

The fourth proportional to 267,018.65, 368,486.28 and 146,167.65 is: 201,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,018.65 : 368,486.28 = 146,167.65 : x
  2. Step 2: Convert to fraction form
    267,018.65/368,486.28 = 146,167.65/x
  3. Step 3: Cross multiply
    267,018.65x = 368,486.28 × 146,167.65
  4. Step 4: Simplify right side
    267,018.65x = 53,860,773,604.84
  5. Step 5: Solve for x
    x = 53,860,773,604.84/267,018.65
  6. Step 6: Final answer
    x = 201,711.66

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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.