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Finding the Fourth Proportional to 267,056.28, 368,567.09 and 170,263.67

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Solution

The fourth proportional to 267,056.28, 368,567.09 and 170,263.67 is: 234,982.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,056.28 : 368,567.09 = 170,263.67 : x
  2. Step 2: Convert to fraction form
    267,056.28/368,567.09 = 170,263.67/x
  3. Step 3: Cross multiply
    267,056.28x = 368,567.09 × 170,263.67
  4. Step 4: Simplify right side
    267,056.28x = 62,753,582,690.47
  5. Step 5: Solve for x
    x = 62,753,582,690.47/267,056.28
  6. Step 6: Final answer
    x = 234,982.61

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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.