Home / 295,906.12-443,553-145,945.96

Finding the Fourth Proportional to 295,906.12, 443,553 and 145,945.96

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Solution

The fourth proportional to 295,906.12, 443,553 and 145,945.96 is: 218,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,906.12 : 443,553 = 145,945.96 : x
  2. Step 2: Convert to fraction form
    295,906.12/443,553 = 145,945.96/x
  3. Step 3: Cross multiply
    295,906.12x = 443,553 × 145,945.96
  4. Step 4: Simplify right side
    295,906.12x = 64,734,768,395.88
  5. Step 5: Solve for x
    x = 64,734,768,395.88/295,906.12
  6. Step 6: Final answer
    x = 218,767.93

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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.