Home / 104,932.14-144,802.14-57,184.48

Finding the Fourth Proportional to 104,932.14, 144,802.14 and 57,184.48

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Solution

The fourth proportional to 104,932.14, 144,802.14 and 57,184.48 is: 78,912.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,932.14 : 144,802.14 = 57,184.48 : x
  2. Step 2: Convert to fraction form
    104,932.14/144,802.14 = 57,184.48/x
  3. Step 3: Cross multiply
    104,932.14x = 144,802.14 × 57,184.48
  4. Step 4: Simplify right side
    104,932.14x = 8,280,435,078.79
  5. Step 5: Solve for x
    x = 8,280,435,078.79/104,932.14
  6. Step 6: Final answer
    x = 78,912.29

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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.