Home / 75,041.39-103,559.59-41,049.10

Finding the Fourth Proportional to 75,041.39, 103,559.59 and 41,049.10

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Solution

The fourth proportional to 75,041.39, 103,559.59 and 41,049.10 is: 56,649.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,041.39 : 103,559.59 = 41,049.10 : x
  2. Step 2: Convert to fraction form
    75,041.39/103,559.59 = 41,049.10/x
  3. Step 3: Cross multiply
    75,041.39x = 103,559.59 × 41,049.10
  4. Step 4: Simplify right side
    75,041.39x = 4,251,027,965.87
  5. Step 5: Solve for x
    x = 4,251,027,965.87/75,041.39
  6. Step 6: Final answer
    x = 56,649.11

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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.