Home / 53,107.32-80,015.52-48,047.44

Finding the Fourth Proportional to 53,107.32, 80,015.52 and 48,047.44

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Solution

The fourth proportional to 53,107.32, 80,015.52 and 48,047.44 is: 72,391.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,107.32 : 80,015.52 = 48,047.44 : x
  2. Step 2: Convert to fraction form
    53,107.32/80,015.52 = 48,047.44/x
  3. Step 3: Cross multiply
    53,107.32x = 80,015.52 × 48,047.44
  4. Step 4: Simplify right side
    53,107.32x = 3,844,540,896.27
  5. Step 5: Solve for x
    x = 3,844,540,896.27/53,107.32
  6. Step 6: Final answer
    x = 72,391.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.