Home / 168,400.86-252,643.14-50,072.02

Finding the Fourth Proportional to 168,400.86, 252,643.14 and 50,072.02

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Solution

The fourth proportional to 168,400.86, 252,643.14 and 50,072.02 is: 75,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,400.86 : 252,643.14 = 50,072.02 : x
  2. Step 2: Convert to fraction form
    168,400.86/252,643.14 = 50,072.02/x
  3. Step 3: Cross multiply
    168,400.86x = 252,643.14 × 50,072.02
  4. Step 4: Simplify right side
    168,400.86x = 12,650,352,358.94
  5. Step 5: Solve for x
    x = 12,650,352,358.94/168,400.86
  6. Step 6: Final answer
    x = 75,120.47

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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.