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Finding the Fourth Proportional to 53,296.11, 79,944.03 and 50,048.28

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Solution

The fourth proportional to 53,296.11, 79,944.03 and 50,048.28 is: 75,072.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,296.11 : 79,944.03 = 50,048.28 : x
  2. Step 2: Convert to fraction form
    53,296.11/79,944.03 = 50,048.28/x
  3. Step 3: Cross multiply
    53,296.11x = 79,944.03 × 50,048.28
  4. Step 4: Simplify right side
    53,296.11x = 4,001,061,197.77
  5. Step 5: Solve for x
    x = 4,001,061,197.77/53,296.11
  6. Step 6: Final answer
    x = 75,072.29

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1.5x scale

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.