Home / 48,512.32-67,067.20-48,069.52

Finding the Fourth Proportional to 48,512.32, 67,067.20 and 48,069.52

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Solution

The fourth proportional to 48,512.32, 67,067.20 and 48,069.52 is: 66,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512.32 : 67,067.20 = 48,069.52 : x
  2. Step 2: Convert to fraction form
    48,512.32/67,067.20 = 48,069.52/x
  3. Step 3: Cross multiply
    48,512.32x = 67,067.20 × 48,069.52
  4. Step 4: Simplify right side
    48,512.32x = 3,223,888,111.74
  5. Step 5: Solve for x
    x = 3,223,888,111.74/48,512.32
  6. Step 6: Final answer
    x = 66,455.04

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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.