Home / 79,632.43-109,895.67-43,825.16

Finding the Fourth Proportional to 79,632.43, 109,895.67 and 43,825.16

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Solution

The fourth proportional to 79,632.43, 109,895.67 and 43,825.16 is: 60,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,632.43 : 109,895.67 = 43,825.16 : x
  2. Step 2: Convert to fraction form
    79,632.43/109,895.67 = 43,825.16/x
  3. Step 3: Cross multiply
    79,632.43x = 109,895.67 × 43,825.16
  4. Step 4: Simplify right side
    79,632.43x = 4,816,195,595.80
  5. Step 5: Solve for x
    x = 4,816,195,595.80/79,632.43
  6. Step 6: Final answer
    x = 60,480.33

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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.