Home / 144,289.26-199,118.69-80,627.06

Finding the Fourth Proportional to 144,289.26, 199,118.69 and 80,627.06

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Solution

The fourth proportional to 144,289.26, 199,118.69 and 80,627.06 is: 111,265.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,289.26 : 199,118.69 = 80,627.06 : x
  2. Step 2: Convert to fraction form
    144,289.26/199,118.69 = 80,627.06/x
  3. Step 3: Cross multiply
    144,289.26x = 199,118.69 × 80,627.06
  4. Step 4: Simplify right side
    144,289.26x = 16,054,353,842.72
  5. Step 5: Solve for x
    x = 16,054,353,842.72/144,289.26
  6. Step 6: Final answer
    x = 111,265.06

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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.