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Finding the Fourth Proportional to 75,041.52, 103,553.43 and 41,043.39

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Solution

The fourth proportional to 75,041.52, 103,553.43 and 41,043.39 is: 56,637.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,041.52 : 103,553.43 = 41,043.39 : x
  2. Step 2: Convert to fraction form
    75,041.52/103,553.43 = 41,043.39/x
  3. Step 3: Cross multiply
    75,041.52x = 103,553.43 × 41,043.39
  4. Step 4: Simplify right side
    75,041.52x = 4,250,183,813.33
  5. Step 5: Solve for x
    x = 4,250,183,813.33/75,041.52
  6. Step 6: Final answer
    x = 56,637.76

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1.5x scale

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.