Home / 73,184.32-109,813.38-28,842.85

Finding the Fourth Proportional to 73,184.32, 109,813.38 and 28,842.85

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Solution

The fourth proportional to 73,184.32, 109,813.38 and 28,842.85 is: 43,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,184.32 : 109,813.38 = 28,842.85 : x
  2. Step 2: Convert to fraction form
    73,184.32/109,813.38 = 28,842.85/x
  3. Step 3: Cross multiply
    73,184.32x = 109,813.38 × 28,842.85
  4. Step 4: Simplify right side
    73,184.32x = 3,167,330,847.33
  5. Step 5: Solve for x
    x = 3,167,330,847.33/73,184.32
  6. Step 6: Final answer
    x = 43,278.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.