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Finding the Fourth Proportional to 192,633.60, 288,978.12 and 59,525.52

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Solution

The fourth proportional to 192,633.60, 288,978.12 and 59,525.52 is: 89,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,633.60 : 288,978.12 = 59,525.52 : x
  2. Step 2: Convert to fraction form
    192,633.60/288,978.12 = 59,525.52/x
  3. Step 3: Cross multiply
    192,633.60x = 288,978.12 × 59,525.52
  4. Step 4: Simplify right side
    192,633.60x = 17,201,572,861.62
  5. Step 5: Solve for x
    x = 17,201,572,861.62/192,633.60
  6. Step 6: Final answer
    x = 89,296.85

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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.