Home / 447,552.30-671,097.60-131,968.20

Finding the Fourth Proportional to 447,552.30, 671,097.60 and 131,968.20

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Solution

The fourth proportional to 447,552.30, 671,097.60 and 131,968.20 is: 197,884.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,552.30 : 671,097.60 = 131,968.20 : x
  2. Step 2: Convert to fraction form
    447,552.30/671,097.60 = 131,968.20/x
  3. Step 3: Cross multiply
    447,552.30x = 671,097.60 × 131,968.20
  4. Step 4: Simplify right side
    447,552.30x = 88,563,542,296.32
  5. Step 5: Solve for x
    x = 88,563,542,296.32/447,552.30
  6. Step 6: Final answer
    x = 197,884.23

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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.