Home / 96,211.12-144,158.91-67,993.36

Finding the Fourth Proportional to 96,211.12, 144,158.91 and 67,993.36

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Solution

The fourth proportional to 96,211.12, 144,158.91 and 67,993.36 is: 101,878.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,211.12 : 144,158.91 = 67,993.36 : x
  2. Step 2: Convert to fraction form
    96,211.12/144,158.91 = 67,993.36/x
  3. Step 3: Cross multiply
    96,211.12x = 144,158.91 × 67,993.36
  4. Step 4: Simplify right side
    96,211.12x = 9,801,848,664.84
  5. Step 5: Solve for x
    x = 9,801,848,664.84/96,211.12
  6. Step 6: Final answer
    x = 101,878.54

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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.