Home / 298,060.32-447,090.60-73,425.13

Finding the Fourth Proportional to 298,060.32, 447,090.60 and 73,425.13

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Solution

The fourth proportional to 298,060.32, 447,090.60 and 73,425.13 is: 110,137.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,060.32 : 447,090.60 = 73,425.13 : x
  2. Step 2: Convert to fraction form
    298,060.32/447,090.60 = 73,425.13/x
  3. Step 3: Cross multiply
    298,060.32x = 447,090.60 × 73,425.13
  4. Step 4: Simplify right side
    298,060.32x = 32,827,687,099.28
  5. Step 5: Solve for x
    x = 32,827,687,099.28/298,060.32
  6. Step 6: Final answer
    x = 110,137.73

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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.