Home / 75,535.70-104,239.98-41,080.76

Finding the Fourth Proportional to 75,535.70, 104,239.98 and 41,080.76

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Solution

The fourth proportional to 75,535.70, 104,239.98 and 41,080.76 is: 56,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535.70 : 104,239.98 = 41,080.76 : x
  2. Step 2: Convert to fraction form
    75,535.70/104,239.98 = 41,080.76/x
  3. Step 3: Cross multiply
    75,535.70x = 104,239.98 × 41,080.76
  4. Step 4: Simplify right side
    75,535.70x = 4,282,257,600.78
  5. Step 5: Solve for x
    x = 4,282,257,600.78/75,535.70
  6. Step 6: Final answer
    x = 56,691.84

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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.