Home / 48,100.97-66,336.37-30,197.65

Finding the Fourth Proportional to 48,100.97, 66,336.37 and 30,197.65

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Solution

The fourth proportional to 48,100.97, 66,336.37 and 30,197.65 is: 41,645.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,100.97 : 66,336.37 = 30,197.65 : x
  2. Step 2: Convert to fraction form
    48,100.97/66,336.37 = 30,197.65/x
  3. Step 3: Cross multiply
    48,100.97x = 66,336.37 × 30,197.65
  4. Step 4: Simplify right side
    48,100.97x = 2,003,202,242.20
  5. Step 5: Solve for x
    x = 2,003,202,242.20/48,100.97
  6. Step 6: Final answer
    x = 41,645.77

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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.