Home / 168,205.13-252,356.40-49,879.32

Finding the Fourth Proportional to 168,205.13, 252,356.40 and 49,879.32

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Solution

The fourth proportional to 168,205.13, 252,356.40 and 49,879.32 is: 74,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,205.13 : 252,356.40 = 49,879.32 : x
  2. Step 2: Convert to fraction form
    168,205.13/252,356.40 = 49,879.32/x
  3. Step 3: Cross multiply
    168,205.13x = 252,356.40 × 49,879.32
  4. Step 4: Simplify right side
    168,205.13x = 12,587,365,629.65
  5. Step 5: Solve for x
    x = 12,587,365,629.65/168,205.13
  6. Step 6: Final answer
    x = 74,833.42

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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.