Home / 84,308.48-126,461.28-25,144.32

Finding the Fourth Proportional to 84,308.48, 126,461.28 and 25,144.32

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Solution

The fourth proportional to 84,308.48, 126,461.28 and 25,144.32 is: 37,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,308.48 : 126,461.28 = 25,144.32 : x
  2. Step 2: Convert to fraction form
    84,308.48/126,461.28 = 25,144.32/x
  3. Step 3: Cross multiply
    84,308.48x = 126,461.28 × 25,144.32
  4. Step 4: Simplify right side
    84,308.48x = 3,179,782,891.93
  5. Step 5: Solve for x
    x = 3,179,782,891.93/84,308.48
  6. Step 6: Final answer
    x = 37,716.05

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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.