Home / 144,734.67-199,733.72-80,208.03

Finding the Fourth Proportional to 144,734.67, 199,733.72 and 80,208.03

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Solution

The fourth proportional to 144,734.67, 199,733.72 and 80,208.03 is: 110,687.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,734.67 : 199,733.72 = 80,208.03 : x
  2. Step 2: Convert to fraction form
    144,734.67/199,733.72 = 80,208.03/x
  3. Step 3: Cross multiply
    144,734.67x = 199,733.72 × 80,208.03
  4. Step 4: Simplify right side
    144,734.67x = 16,020,247,804.73
  5. Step 5: Solve for x
    x = 16,020,247,804.73/144,734.67
  6. Step 6: Final answer
    x = 110,687.01

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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.