Home / 144,467.10-199,353.77-80,792.59

Finding the Fourth Proportional to 144,467.10, 199,353.77 and 80,792.59

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Solution

The fourth proportional to 144,467.10, 199,353.77 and 80,792.59 is: 111,487.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,467.10 : 199,353.77 = 80,792.59 : x
  2. Step 2: Convert to fraction form
    144,467.10/199,353.77 = 80,792.59/x
  3. Step 3: Cross multiply
    144,467.10x = 199,353.77 × 80,792.59
  4. Step 4: Simplify right side
    144,467.10x = 16,106,307,404.56
  5. Step 5: Solve for x
    x = 16,106,307,404.56/144,467.10
  6. Step 6: Final answer
    x = 111,487.72

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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.