Home / 331,931.18-497,883.78-95,273.78

Finding the Fourth Proportional to 331,931.18, 497,883.78 and 95,273.78

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Solution

The fourth proportional to 331,931.18, 497,883.78 and 95,273.78 is: 142,906.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,931.18 : 497,883.78 = 95,273.78 : x
  2. Step 2: Convert to fraction form
    331,931.18/497,883.78 = 95,273.78/x
  3. Step 3: Cross multiply
    331,931.18x = 497,883.78 × 95,273.78
  4. Step 4: Simplify right side
    331,931.18x = 47,435,267,231.87
  5. Step 5: Solve for x
    x = 47,435,267,231.87/331,931.18
  6. Step 6: Final answer
    x = 142,906.93

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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.