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Finding the Fourth Proportional to 94,953, 131,023.80 and 52,505.76

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Solution

The fourth proportional to 94,953, 131,023.80 and 52,505.76 is: 72,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,953 : 131,023.80 = 52,505.76 : x
  2. Step 2: Convert to fraction form
    94,953/131,023.80 = 52,505.76/x
  3. Step 3: Cross multiply
    94,953x = 131,023.80 × 52,505.76
  4. Step 4: Simplify right side
    94,953x = 6,879,504,197.09
  5. Step 5: Solve for x
    x = 6,879,504,197.09/94,953
  6. Step 6: Final answer
    x = 72,451.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.