Home / 50,305.19-75,399.46-47,389.19

Finding the Fourth Proportional to 50,305.19, 75,399.46 and 47,389.19

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Solution

The fourth proportional to 50,305.19, 75,399.46 and 47,389.19 is: 71,028.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,305.19 : 75,399.46 = 47,389.19 : x
  2. Step 2: Convert to fraction form
    50,305.19/75,399.46 = 47,389.19/x
  3. Step 3: Cross multiply
    50,305.19x = 75,399.46 × 47,389.19
  4. Step 4: Simplify right side
    50,305.19x = 3,573,119,335.84
  5. Step 5: Solve for x
    x = 3,573,119,335.84/50,305.19
  6. Step 6: Final answer
    x = 71,028.84

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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.