Home / 144,829.73-199,876.80-80,305.37

Finding the Fourth Proportional to 144,829.73, 199,876.80 and 80,305.37

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Solution

The fourth proportional to 144,829.73, 199,876.80 and 80,305.37 is: 110,827.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,829.73 : 199,876.80 = 80,305.37 : x
  2. Step 2: Convert to fraction form
    144,829.73/199,876.80 = 80,305.37/x
  3. Step 3: Cross multiply
    144,829.73x = 199,876.80 × 80,305.37
  4. Step 4: Simplify right side
    144,829.73x = 16,051,179,379.03
  5. Step 5: Solve for x
    x = 16,051,179,379.03/144,829.73
  6. Step 6: Final answer
    x = 110,827.94

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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.