Home / 104,942.16-144,815.94-57,194.48

Finding the Fourth Proportional to 104,942.16, 144,815.94 and 57,194.48

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Solution

The fourth proportional to 104,942.16, 144,815.94 and 57,194.48 is: 78,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,942.16 : 144,815.94 = 57,194.48 : x
  2. Step 2: Convert to fraction form
    104,942.16/144,815.94 = 57,194.48/x
  3. Step 3: Cross multiply
    104,942.16x = 144,815.94 × 57,194.48
  4. Step 4: Simplify right side
    104,942.16x = 8,282,672,384.01
  5. Step 5: Solve for x
    x = 8,282,672,384.01/104,942.16
  6. Step 6: Final answer
    x = 78,926.07

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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.