Home / 50,134.07-75,210.59-20,150.64

Finding the Fourth Proportional to 50,134.07, 75,210.59 and 20,150.64

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Solution

The fourth proportional to 50,134.07, 75,210.59 and 20,150.64 is: 30,229.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,134.07 : 75,210.59 = 20,150.64 : x
  2. Step 2: Convert to fraction form
    50,134.07/75,210.59 = 20,150.64/x
  3. Step 3: Cross multiply
    50,134.07x = 75,210.59 × 20,150.64
  4. Step 4: Simplify right side
    50,134.07x = 1,515,541,573.65
  5. Step 5: Solve for x
    x = 1,515,541,573.65/50,134.07
  6. Step 6: Final answer
    x = 30,229.77

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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.