Home / 80,215.32-110,692.38-44,403.19

Finding the Fourth Proportional to 80,215.32, 110,692.38 and 44,403.19

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Solution

The fourth proportional to 80,215.32, 110,692.38 and 44,403.19 is: 61,273.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,215.32 : 110,692.38 = 44,403.19 : x
  2. Step 2: Convert to fraction form
    80,215.32/110,692.38 = 44,403.19/x
  3. Step 3: Cross multiply
    80,215.32x = 110,692.38 × 44,403.19
  4. Step 4: Simplify right side
    80,215.32x = 4,915,094,780.69
  5. Step 5: Solve for x
    x = 4,915,094,780.69/80,215.32
  6. Step 6: Final answer
    x = 61,273.77

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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.