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Finding the Fourth Proportional to 166,903.52, 250,355.46 and 42,244.52

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Solution

The fourth proportional to 166,903.52, 250,355.46 and 42,244.52 is: 63,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,903.52 : 250,355.46 = 42,244.52 : x
  2. Step 2: Convert to fraction form
    166,903.52/250,355.46 = 42,244.52/x
  3. Step 3: Cross multiply
    166,903.52x = 250,355.46 × 42,244.52
  4. Step 4: Simplify right side
    166,903.52x = 10,576,146,237.08
  5. Step 5: Solve for x
    x = 10,576,146,237.08/166,903.52
  6. Step 6: Final answer
    x = 63,366.83

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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.