Home / 48,767.20-73,063.31-46,142.80

Finding the Fourth Proportional to 48,767.20, 73,063.31 and 46,142.80

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Solution

The fourth proportional to 48,767.20, 73,063.31 and 46,142.80 is: 69,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,767.20 : 73,063.31 = 46,142.80 : x
  2. Step 2: Convert to fraction form
    48,767.20/73,063.31 = 46,142.80/x
  3. Step 3: Cross multiply
    48,767.20x = 73,063.31 × 46,142.80
  4. Step 4: Simplify right side
    48,767.20x = 3,371,345,700.67
  5. Step 5: Solve for x
    x = 3,371,345,700.67/48,767.20
  6. Step 6: Final answer
    x = 69,131.42

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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.