Home / 48,849.20-73,273.80-45,933.20

Finding the Fourth Proportional to 48,849.20, 73,273.80 and 45,933.20

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Solution

The fourth proportional to 48,849.20, 73,273.80 and 45,933.20 is: 68,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,849.20 : 73,273.80 = 45,933.20 : x
  2. Step 2: Convert to fraction form
    48,849.20/73,273.80 = 45,933.20/x
  3. Step 3: Cross multiply
    48,849.20x = 73,273.80 × 45,933.20
  4. Step 4: Simplify right side
    48,849.20x = 3,365,700,110.16
  5. Step 5: Solve for x
    x = 3,365,700,110.16/48,849.20
  6. Step 6: Final answer
    x = 68,899.80

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1.5x scale

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.