Home / 80,820.40-111,535.16-44,523.32

Finding the Fourth Proportional to 80,820.40, 111,535.16 and 44,523.32

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Solution

The fourth proportional to 80,820.40, 111,535.16 and 44,523.32 is: 61,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,820.40 : 111,535.16 = 44,523.32 : x
  2. Step 2: Convert to fraction form
    80,820.40/111,535.16 = 44,523.32/x
  3. Step 3: Cross multiply
    80,820.40x = 111,535.16 × 44,523.32
  4. Step 4: Simplify right side
    80,820.40x = 4,965,915,619.93
  5. Step 5: Solve for x
    x = 4,965,915,619.93/80,820.40
  6. Step 6: Final answer
    x = 61,443.84

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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.