Home / 104,806.28-144,633.54-57,059.96

Finding the Fourth Proportional to 104,806.28, 144,633.54 and 57,059.96

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Solution

The fourth proportional to 104,806.28, 144,633.54 and 57,059.96 is: 78,743.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,806.28 : 144,633.54 = 57,059.96 : x
  2. Step 2: Convert to fraction form
    104,806.28/144,633.54 = 57,059.96/x
  3. Step 3: Cross multiply
    104,806.28x = 144,633.54 × 57,059.96
  4. Step 4: Simplify right side
    104,806.28x = 8,252,784,007.06
  5. Step 5: Solve for x
    x = 8,252,784,007.06/104,806.28
  6. Step 6: Final answer
    x = 78,743.22

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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.