Home / 77,593.44-116,441.20-42,557.70

Finding the Fourth Proportional to 77,593.44, 116,441.20 and 42,557.70

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Solution

The fourth proportional to 77,593.44, 116,441.20 and 42,557.70 is: 63,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,593.44 : 116,441.20 = 42,557.70 : x
  2. Step 2: Convert to fraction form
    77,593.44/116,441.20 = 42,557.70/x
  3. Step 3: Cross multiply
    77,593.44x = 116,441.20 × 42,557.70
  4. Step 4: Simplify right side
    77,593.44x = 4,955,469,657.24
  5. Step 5: Solve for x
    x = 4,955,469,657.24/77,593.44
  6. Step 6: Final answer
    x = 63,864.54

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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.