Home / 254,590.82-351,335.46-139,876.86

Finding the Fourth Proportional to 254,590.82, 351,335.46 and 139,876.86

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Solution

The fourth proportional to 254,590.82, 351,335.46 and 139,876.86 is: 193,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,590.82 : 351,335.46 = 139,876.86 : x
  2. Step 2: Convert to fraction form
    254,590.82/351,335.46 = 139,876.86/x
  3. Step 3: Cross multiply
    254,590.82x = 351,335.46 × 139,876.86
  4. Step 4: Simplify right side
    254,590.82x = 49,143,700,951.46
  5. Step 5: Solve for x
    x = 49,143,700,951.46/254,590.82
  6. Step 6: Final answer
    x = 193,030.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.