Home / 96,028.84-144,229.98-78,272.52

Finding the Fourth Proportional to 96,028.84, 144,229.98 and 78,272.52

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Solution

The fourth proportional to 96,028.84, 144,229.98 and 78,272.52 is: 117,560.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,028.84 : 144,229.98 = 78,272.52 : x
  2. Step 2: Convert to fraction form
    96,028.84/144,229.98 = 78,272.52/x
  3. Step 3: Cross multiply
    96,028.84x = 144,229.98 × 78,272.52
  4. Step 4: Simplify right side
    96,028.84x = 11,289,243,994.15
  5. Step 5: Solve for x
    x = 11,289,243,994.15/96,028.84
  6. Step 6: Final answer
    x = 117,560.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.