Home / 52,475.58-78,674.49-31,694.22

Finding the Fourth Proportional to 52,475.58, 78,674.49 and 31,694.22

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Solution

The fourth proportional to 52,475.58, 78,674.49 and 31,694.22 is: 47,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,475.58 : 78,674.49 = 31,694.22 : x
  2. Step 2: Convert to fraction form
    52,475.58/78,674.49 = 31,694.22/x
  3. Step 3: Cross multiply
    52,475.58x = 78,674.49 × 31,694.22
  4. Step 4: Simplify right side
    52,475.58x = 2,493,526,594.45
  5. Step 5: Solve for x
    x = 2,493,526,594.45/52,475.58
  6. Step 6: Final answer
    x = 47,517.85

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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.