Home / 95,905.20-143,736.30-36,661.80

Finding the Fourth Proportional to 95,905.20, 143,736.30 and 36,661.80

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Solution

The fourth proportional to 95,905.20, 143,736.30 and 36,661.80 is: 54,946.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,905.20 : 143,736.30 = 36,661.80 : x
  2. Step 2: Convert to fraction form
    95,905.20/143,736.30 = 36,661.80/x
  3. Step 3: Cross multiply
    95,905.20x = 143,736.30 × 36,661.80
  4. Step 4: Simplify right side
    95,905.20x = 5,269,631,483.34
  5. Step 5: Solve for x
    x = 5,269,631,483.34/95,905.20
  6. Step 6: Final answer
    x = 54,946.25

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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.