Home / 77,619.20-116,473.97-32,637.30

Finding the Fourth Proportional to 77,619.20, 116,473.97 and 32,637.30

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Solution

The fourth proportional to 77,619.20, 116,473.97 and 32,637.30 is: 48,974.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,619.20 : 116,473.97 = 32,637.30 : x
  2. Step 2: Convert to fraction form
    77,619.20/116,473.97 = 32,637.30/x
  3. Step 3: Cross multiply
    77,619.20x = 116,473.97 × 32,637.30
  4. Step 4: Simplify right side
    77,619.20x = 3,801,395,901.08
  5. Step 5: Solve for x
    x = 3,801,395,901.08/77,619.20
  6. Step 6: Final answer
    x = 48,974.94

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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.