Home / 254,760.32-382,140.02-67,771.82

Finding the Fourth Proportional to 254,760.32, 382,140.02 and 67,771.82

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Solution

The fourth proportional to 254,760.32, 382,140.02 and 67,771.82 is: 101,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,760.32 : 382,140.02 = 67,771.82 : x
  2. Step 2: Convert to fraction form
    254,760.32/382,140.02 = 67,771.82/x
  3. Step 3: Cross multiply
    254,760.32x = 382,140.02 × 67,771.82
  4. Step 4: Simplify right side
    254,760.32x = 25,898,324,650.24
  5. Step 5: Solve for x
    x = 25,898,324,650.24/254,760.32
  6. Step 6: Final answer
    x = 101,657.61

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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.