Home / 84,458.08-126,651.48-25,302.16

Finding the Fourth Proportional to 84,458.08, 126,651.48 and 25,302.16

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Solution

The fourth proportional to 84,458.08, 126,651.48 and 25,302.16 is: 37,942.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,458.08 : 126,651.48 = 25,302.16 : x
  2. Step 2: Convert to fraction form
    84,458.08/126,651.48 = 25,302.16/x
  3. Step 3: Cross multiply
    84,458.08x = 126,651.48 × 25,302.16
  4. Step 4: Simplify right side
    84,458.08x = 3,204,556,011.20
  5. Step 5: Solve for x
    x = 3,204,556,011.20/84,458.08
  6. Step 6: Final answer
    x = 37,942.56

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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.