Home / 175,983.30-263,969.94-84,778.14

Finding the Fourth Proportional to 175,983.30, 263,969.94 and 84,778.14

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Solution

The fourth proportional to 175,983.30, 263,969.94 and 84,778.14 is: 127,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,983.30 : 263,969.94 = 84,778.14 : x
  2. Step 2: Convert to fraction form
    175,983.30/263,969.94 = 84,778.14/x
  3. Step 3: Cross multiply
    175,983.30x = 263,969.94 × 84,778.14
  4. Step 4: Simplify right side
    175,983.30x = 22,378,880,529.11
  5. Step 5: Solve for x
    x = 22,378,880,529.11/175,983.30
  6. Step 6: Final answer
    x = 127,164.80

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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.