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Finding the Fourth Proportional to 108,497.28, 162,711.36 and 34,608

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Solution

The fourth proportional to 108,497.28, 162,711.36 and 34,608 is: 51,900.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,497.28 : 162,711.36 = 34,608 : x
  2. Step 2: Convert to fraction form
    108,497.28/162,711.36 = 34,608/x
  3. Step 3: Cross multiply
    108,497.28x = 162,711.36 × 34,608
  4. Step 4: Simplify right side
    108,497.28x = 5,631,114,746.88
  5. Step 5: Solve for x
    x = 5,631,114,746.88/108,497.28
  6. Step 6: Final answer
    x = 51,900.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.