Home / 77,540.20-116,216.44-35,362.56

Finding the Fourth Proportional to 77,540.20, 116,216.44 and 35,362.56

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Solution

The fourth proportional to 77,540.20, 116,216.44 and 35,362.56 is: 53,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,540.20 : 116,216.44 = 35,362.56 : x
  2. Step 2: Convert to fraction form
    77,540.20/116,216.44 = 35,362.56/x
  3. Step 3: Cross multiply
    77,540.20x = 116,216.44 × 35,362.56
  4. Step 4: Simplify right side
    77,540.20x = 4,109,710,832.49
  5. Step 5: Solve for x
    x = 4,109,710,832.49/77,540.20
  6. Step 6: Final answer
    x = 53,001.03

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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.