Home / 179,890.39-269,810.99-53,550.15

Finding the Fourth Proportional to 179,890.39, 269,810.99 and 53,550.15

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Solution

The fourth proportional to 179,890.39, 269,810.99 and 53,550.15 is: 80,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,890.39 : 269,810.99 = 53,550.15 : x
  2. Step 2: Convert to fraction form
    179,890.39/269,810.99 = 53,550.15/x
  3. Step 3: Cross multiply
    179,890.39x = 269,810.99 × 53,550.15
  4. Step 4: Simplify right side
    179,890.39x = 14,448,418,986.15
  5. Step 5: Solve for x
    x = 14,448,418,986.15/179,890.39
  6. Step 6: Final answer
    x = 80,317.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.