Home / 144,674.08-199,663.32-80,149.48

Finding the Fourth Proportional to 144,674.08, 199,663.32 and 80,149.48

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Solution

The fourth proportional to 144,674.08, 199,663.32 and 80,149.48 is: 110,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,674.08 : 199,663.32 = 80,149.48 : x
  2. Step 2: Convert to fraction form
    144,674.08/199,663.32 = 80,149.48/x
  3. Step 3: Cross multiply
    144,674.08x = 199,663.32 × 80,149.48
  4. Step 4: Simplify right side
    144,674.08x = 16,002,911,273.07
  5. Step 5: Solve for x
    x = 16,002,911,273.07/144,674.08
  6. Step 6: Final answer
    x = 110,613.53

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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.