Home / 104,954.20-144,836.91-57,207.53

Finding the Fourth Proportional to 104,954.20, 144,836.91 and 57,207.53

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Solution

The fourth proportional to 104,954.20, 144,836.91 and 57,207.53 is: 78,946.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,954.20 : 144,836.91 = 57,207.53 : x
  2. Step 2: Convert to fraction form
    104,954.20/144,836.91 = 57,207.53/x
  3. Step 3: Cross multiply
    104,954.20x = 144,836.91 × 57,207.53
  4. Step 4: Simplify right side
    104,954.20x = 8,285,762,236.02
  5. Step 5: Solve for x
    x = 8,285,762,236.02/104,954.20
  6. Step 6: Final answer
    x = 78,946.46

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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.