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Finding the Fourth Proportional to 123,353.60, 184,897.92 and 53,265.92

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Solution

The fourth proportional to 123,353.60, 184,897.92 and 53,265.92 is: 79,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,353.60 : 184,897.92 = 53,265.92 : x
  2. Step 2: Convert to fraction form
    123,353.60/184,897.92 = 53,265.92/x
  3. Step 3: Cross multiply
    123,353.60x = 184,897.92 × 53,265.92
  4. Step 4: Simplify right side
    123,353.60x = 9,848,757,814.89
  5. Step 5: Solve for x
    x = 9,848,757,814.89/123,353.60
  6. Step 6: Final answer
    x = 79,841.67

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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.