Home / 448,512.14-672,653.60-132,895.24

Finding the Fourth Proportional to 448,512.14, 672,653.60 and 132,895.24

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Solution

The fourth proportional to 448,512.14, 672,653.60 and 132,895.24 is: 199,308.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,512.14 : 672,653.60 = 132,895.24 : x
  2. Step 2: Convert to fraction form
    448,512.14/672,653.60 = 132,895.24/x
  3. Step 3: Cross multiply
    448,512.14x = 672,653.60 × 132,895.24
  4. Step 4: Simplify right side
    448,512.14x = 89,392,461,608.86
  5. Step 5: Solve for x
    x = 89,392,461,608.86/448,512.14
  6. Step 6: Final answer
    x = 199,308.90

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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.