Home / 144,454.86-199,346.54-80,792.60

Finding the Fourth Proportional to 144,454.86, 199,346.54 and 80,792.60

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Solution

The fourth proportional to 144,454.86, 199,346.54 and 80,792.60 is: 111,493.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,454.86 : 199,346.54 = 80,792.60 : x
  2. Step 2: Convert to fraction form
    144,454.86/199,346.54 = 80,792.60/x
  3. Step 3: Cross multiply
    144,454.86x = 199,346.54 × 80,792.60
  4. Step 4: Simplify right side
    144,454.86x = 16,105,725,267.60
  5. Step 5: Solve for x
    x = 16,105,725,267.60/144,454.86
  6. Step 6: Final answer
    x = 111,493.14

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1.5x scale

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.