Home / 104,634.38-144,322.34-68,812.94

Finding the Fourth Proportional to 104,634.38, 144,322.34 and 68,812.94

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Solution

The fourth proportional to 104,634.38, 144,322.34 and 68,812.94 is: 94,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,634.38 : 144,322.34 = 68,812.94 : x
  2. Step 2: Convert to fraction form
    104,634.38/144,322.34 = 68,812.94/x
  3. Step 3: Cross multiply
    104,634.38x = 144,322.34 × 68,812.94
  4. Step 4: Simplify right side
    104,634.38x = 9,931,244,523.08
  5. Step 5: Solve for x
    x = 9,931,244,523.08/104,634.38
  6. Step 6: Final answer
    x = 94,913.78

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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.