Home / 144,676.08-199,666.08-80,151.48

Finding the Fourth Proportional to 144,676.08, 199,666.08 and 80,151.48

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Solution

The fourth proportional to 144,676.08, 199,666.08 and 80,151.48 is: 110,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,676.08 : 199,666.08 = 80,151.48 : x
  2. Step 2: Convert to fraction form
    144,676.08/199,666.08 = 80,151.48/x
  3. Step 3: Cross multiply
    144,676.08x = 199,666.08 × 80,151.48
  4. Step 4: Simplify right side
    144,676.08x = 16,003,531,817.80
  5. Step 5: Solve for x
    x = 16,003,531,817.80/144,676.08
  6. Step 6: Final answer
    x = 110,616.29

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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.