Home / 254,953.07-351,842.97-140,225.78

Finding the Fourth Proportional to 254,953.07, 351,842.97 and 140,225.78

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Solution

The fourth proportional to 254,953.07, 351,842.97 and 140,225.78 is: 193,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,953.07 : 351,842.97 = 140,225.78 : x
  2. Step 2: Convert to fraction form
    254,953.07/351,842.97 = 140,225.78/x
  3. Step 3: Cross multiply
    254,953.07x = 351,842.97 × 140,225.78
  4. Step 4: Simplify right side
    254,953.07x = 49,337,453,146.55
  5. Step 5: Solve for x
    x = 49,337,453,146.55/254,953.07
  6. Step 6: Final answer
    x = 193,515.83

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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.