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Finding the Fourth Proportional to 94,393, 130,233 and 53,550.39

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Solution

The fourth proportional to 94,393, 130,233 and 53,550.39 is: 73,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,393 : 130,233 = 53,550.39 : x
  2. Step 2: Convert to fraction form
    94,393/130,233 = 53,550.39/x
  3. Step 3: Cross multiply
    94,393x = 130,233 × 53,550.39
  4. Step 4: Simplify right side
    94,393x = 6,974,027,940.87
  5. Step 5: Solve for x
    x = 6,974,027,940.87/94,393
  6. Step 6: Final answer
    x = 73,882.89

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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.