Home / 254,984.20-351,878.55-141,806.95

Finding the Fourth Proportional to 254,984.20, 351,878.55 and 141,806.95

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Solution

The fourth proportional to 254,984.20, 351,878.55 and 141,806.95 is: 195,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,984.20 : 351,878.55 = 141,806.95 : x
  2. Step 2: Convert to fraction form
    254,984.20/351,878.55 = 141,806.95/x
  3. Step 3: Cross multiply
    254,984.20x = 351,878.55 × 141,806.95
  4. Step 4: Simplify right side
    254,984.20x = 49,898,823,945.92
  5. Step 5: Solve for x
    x = 49,898,823,945.92/254,984.20
  6. Step 6: Final answer
    x = 195,693.79

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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.