Home / 295,564.10-443,346.15-82,331.60

Finding the Fourth Proportional to 295,564.10, 443,346.15 and 82,331.60

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Solution

The fourth proportional to 295,564.10, 443,346.15 and 82,331.60 is: 123,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,564.10 : 443,346.15 = 82,331.60 : x
  2. Step 2: Convert to fraction form
    295,564.10/443,346.15 = 82,331.60/x
  3. Step 3: Cross multiply
    295,564.10x = 443,346.15 × 82,331.60
  4. Step 4: Simplify right side
    295,564.10x = 36,501,397,883.34
  5. Step 5: Solve for x
    x = 36,501,397,883.34/295,564.10
  6. Step 6: Final answer
    x = 123,497.40

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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.