Home / 447,623.58-671,453.90-132,080.49

Finding the Fourth Proportional to 447,623.58, 671,453.90 and 132,080.49

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Solution

The fourth proportional to 447,623.58, 671,453.90 and 132,080.49 is: 198,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,623.58 : 671,453.90 = 132,080.49 : x
  2. Step 2: Convert to fraction form
    447,623.58/671,453.90 = 132,080.49/x
  3. Step 3: Cross multiply
    447,623.58x = 671,453.90 × 132,080.49
  4. Step 4: Simplify right side
    447,623.58x = 88,685,959,464.01
  5. Step 5: Solve for x
    x = 88,685,959,464.01/447,623.58
  6. Step 6: Final answer
    x = 198,126.20

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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.