Home / 254,223.16-381,435.18-96,493.48

Finding the Fourth Proportional to 254,223.16, 381,435.18 and 96,493.48

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Solution

The fourth proportional to 254,223.16, 381,435.18 and 96,493.48 is: 144,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,223.16 : 381,435.18 = 96,493.48 : x
  2. Step 2: Convert to fraction form
    254,223.16/381,435.18 = 96,493.48/x
  3. Step 3: Cross multiply
    254,223.16x = 381,435.18 × 96,493.48
  4. Step 4: Simplify right side
    254,223.16x = 36,806,007,912.63
  5. Step 5: Solve for x
    x = 36,806,007,912.63/254,223.16
  6. Step 6: Final answer
    x = 144,778.34

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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.