Home / 49,226.64-73,689.30-39,778.80

Finding the Fourth Proportional to 49,226.64, 73,689.30 and 39,778.80

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Solution

The fourth proportional to 49,226.64, 73,689.30 and 39,778.80 is: 59,546.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,226.64 : 73,689.30 = 39,778.80 : x
  2. Step 2: Convert to fraction form
    49,226.64/73,689.30 = 39,778.80/x
  3. Step 3: Cross multiply
    49,226.64x = 73,689.30 × 39,778.80
  4. Step 4: Simplify right side
    49,226.64x = 2,931,271,926.84
  5. Step 5: Solve for x
    x = 2,931,271,926.84/49,226.64
  6. Step 6: Final answer
    x = 59,546.46

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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.