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Finding the Fourth Proportional to 162,762, 244,133.28 and 50,442.54

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Solution

The fourth proportional to 162,762, 244,133.28 and 50,442.54 is: 75,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,762 : 244,133.28 = 50,442.54 : x
  2. Step 2: Convert to fraction form
    162,762/244,133.28 = 50,442.54/x
  3. Step 3: Cross multiply
    162,762x = 244,133.28 × 50,442.54
  4. Step 4: Simplify right side
    162,762x = 12,314,702,741.73
  5. Step 5: Solve for x
    x = 12,314,702,741.73/162,762
  6. Step 6: Final answer
    x = 75,660.80

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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.