Home / 331,734.16-497,793.93-139,594.42

Finding the Fourth Proportional to 331,734.16, 497,793.93 and 139,594.42

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Solution

The fourth proportional to 331,734.16, 497,793.93 and 139,594.42 is: 209,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,734.16 : 497,793.93 = 139,594.42 : x
  2. Step 2: Convert to fraction form
    331,734.16/497,793.93 = 139,594.42/x
  3. Step 3: Cross multiply
    331,734.16x = 497,793.93 × 139,594.42
  4. Step 4: Simplify right side
    331,734.16x = 69,489,254,937.87
  5. Step 5: Solve for x
    x = 69,489,254,937.87/331,734.16
  6. Step 6: Final answer
    x = 209,472.71

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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.