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Finding the Fourth Proportional to 161,595, 242,438.67 and 55,002.38

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Solution

The fourth proportional to 161,595, 242,438.67 and 55,002.38 is: 82,519.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,595 : 242,438.67 = 55,002.38 : x
  2. Step 2: Convert to fraction form
    161,595/242,438.67 = 55,002.38/x
  3. Step 3: Cross multiply
    161,595x = 242,438.67 × 55,002.38
  4. Step 4: Simplify right side
    161,595x = 13,334,702,641.84
  5. Step 5: Solve for x
    x = 13,334,702,641.84/161,595
  6. Step 6: Final answer
    x = 82,519.28

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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.