Home / 254,706.94-381,715.75-96,849.28

Finding the Fourth Proportional to 254,706.94, 381,715.75 and 96,849.28

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Solution

The fourth proportional to 254,706.94, 381,715.75 and 96,849.28 is: 145,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,706.94 : 381,715.75 = 96,849.28 : x
  2. Step 2: Convert to fraction form
    254,706.94/381,715.75 = 96,849.28/x
  3. Step 3: Cross multiply
    254,706.94x = 381,715.75 × 96,849.28
  4. Step 4: Simplify right side
    254,706.94x = 36,968,895,552.16
  5. Step 5: Solve for x
    x = 36,968,895,552.16/254,706.94
  6. Step 6: Final answer
    x = 145,142.87

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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.