Home / 96,188.41-144,289.86-28,715.11

Finding the Fourth Proportional to 96,188.41, 144,289.86 and 28,715.11

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Solution

The fourth proportional to 96,188.41, 144,289.86 and 28,715.11 is: 43,074.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,188.41 : 144,289.86 = 28,715.11 : x
  2. Step 2: Convert to fraction form
    96,188.41/144,289.86 = 28,715.11/x
  3. Step 3: Cross multiply
    96,188.41x = 144,289.86 × 28,715.11
  4. Step 4: Simplify right side
    96,188.41x = 4,143,299,201.78
  5. Step 5: Solve for x
    x = 4,143,299,201.78/96,188.41
  6. Step 6: Final answer
    x = 43,074.83

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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.