Home / 53,218.92-73,439.47-30,245.75

Finding the Fourth Proportional to 53,218.92, 73,439.47 and 30,245.75

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Solution

The fourth proportional to 53,218.92, 73,439.47 and 30,245.75 is: 41,737.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.92 : 73,439.47 = 30,245.75 : x
  2. Step 2: Convert to fraction form
    53,218.92/73,439.47 = 30,245.75/x
  3. Step 3: Cross multiply
    53,218.92x = 73,439.47 × 30,245.75
  4. Step 4: Simplify right side
    53,218.92x = 2,221,231,849.75
  5. Step 5: Solve for x
    x = 2,221,231,849.75/53,218.92
  6. Step 6: Final answer
    x = 41,737.63

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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.