Home / 254,004.18-381,022.10-67,015.86

Finding the Fourth Proportional to 254,004.18, 381,022.10 and 67,015.86

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Solution

The fourth proportional to 254,004.18, 381,022.10 and 67,015.86 is: 100,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,004.18 : 381,022.10 = 67,015.86 : x
  2. Step 2: Convert to fraction form
    254,004.18/381,022.10 = 67,015.86/x
  3. Step 3: Cross multiply
    254,004.18x = 381,022.10 × 67,015.86
  4. Step 4: Simplify right side
    254,004.18x = 25,534,523,710.51
  5. Step 5: Solve for x
    x = 25,534,523,710.51/254,004.18
  6. Step 6: Final answer
    x = 100,527.97

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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.