Home / 50,414.80-75,104.84-48,140.32

Finding the Fourth Proportional to 50,414.80, 75,104.84 and 48,140.32

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Solution

The fourth proportional to 50,414.80, 75,104.84 and 48,140.32 is: 71,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,414.80 : 75,104.84 = 48,140.32 : x
  2. Step 2: Convert to fraction form
    50,414.80/75,104.84 = 48,140.32/x
  3. Step 3: Cross multiply
    50,414.80x = 75,104.84 × 48,140.32
  4. Step 4: Simplify right side
    50,414.80x = 3,615,571,031.15
  5. Step 5: Solve for x
    x = 3,615,571,031.15/50,414.80
  6. Step 6: Final answer
    x = 71,716.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.