Home / 60,825.15-91,209.78-33,790.19

Finding the Fourth Proportional to 60,825.15, 91,209.78 and 33,790.19

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Solution

The fourth proportional to 60,825.15, 91,209.78 and 33,790.19 is: 50,669.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,825.15 : 91,209.78 = 33,790.19 : x
  2. Step 2: Convert to fraction form
    60,825.15/91,209.78 = 33,790.19/x
  3. Step 3: Cross multiply
    60,825.15x = 91,209.78 × 33,790.19
  4. Step 4: Simplify right side
    60,825.15x = 3,081,995,340.01
  5. Step 5: Solve for x
    x = 3,081,995,340.01/60,825.15
  6. Step 6: Final answer
    x = 50,669.75

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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.