Home / 50,210.38-75,215.16-30,208.84

Finding the Fourth Proportional to 50,210.38, 75,215.16 and 30,208.84

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Solution

The fourth proportional to 50,210.38, 75,215.16 and 30,208.84 is: 45,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,210.38 : 75,215.16 = 30,208.84 : x
  2. Step 2: Convert to fraction form
    50,210.38/75,215.16 = 30,208.84/x
  3. Step 3: Cross multiply
    50,210.38x = 75,215.16 × 30,208.84
  4. Step 4: Simplify right side
    50,210.38x = 2,272,162,734.01
  5. Step 5: Solve for x
    x = 2,272,162,734.01/50,210.38
  6. Step 6: Final answer
    x = 45,252.85

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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.