Home / 198,087.52-273,370.80-126,410.08

Finding the Fourth Proportional to 198,087.52, 273,370.80 and 126,410.08

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Solution

The fourth proportional to 198,087.52, 273,370.80 and 126,410.08 is: 174,452.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,087.52 : 273,370.80 = 126,410.08 : x
  2. Step 2: Convert to fraction form
    198,087.52/273,370.80 = 126,410.08/x
  3. Step 3: Cross multiply
    198,087.52x = 273,370.80 × 126,410.08
  4. Step 4: Simplify right side
    198,087.52x = 34,556,824,697.66
  5. Step 5: Solve for x
    x = 34,556,824,697.66/198,087.52
  6. Step 6: Final answer
    x = 174,452.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.