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Finding the Fourth Proportional to 53,165.60, 79,593.60 and 41,443.04

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Solution

The fourth proportional to 53,165.60, 79,593.60 and 41,443.04 is: 62,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165.60 : 79,593.60 = 41,443.04 : x
  2. Step 2: Convert to fraction form
    53,165.60/79,593.60 = 41,443.04/x
  3. Step 3: Cross multiply
    53,165.60x = 79,593.60 × 41,443.04
  4. Step 4: Simplify right side
    53,165.60x = 3,298,600,748.54
  5. Step 5: Solve for x
    x = 3,298,600,748.54/53,165.60
  6. Step 6: Final answer
    x = 62,043.89

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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.