Home / 254,785.62-351,608.61-140,069.07

Finding the Fourth Proportional to 254,785.62, 351,608.61 and 140,069.07

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Solution

The fourth proportional to 254,785.62, 351,608.61 and 140,069.07 is: 193,297.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,785.62 : 351,608.61 = 140,069.07 : x
  2. Step 2: Convert to fraction form
    254,785.62/351,608.61 = 140,069.07/x
  3. Step 3: Cross multiply
    254,785.62x = 351,608.61 × 140,069.07
  4. Step 4: Simplify right side
    254,785.62x = 49,249,491,006.69
  5. Step 5: Solve for x
    x = 49,249,491,006.69/254,785.62
  6. Step 6: Final answer
    x = 193,297.77

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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.