Home / 51,519.24-77,688.77-50,816.66

Finding the Fourth Proportional to 51,519.24, 77,688.77 and 50,816.66

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Solution

The fourth proportional to 51,519.24, 77,688.77 and 50,816.66 is: 76,629.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,519.24 : 77,688.77 = 50,816.66 : x
  2. Step 2: Convert to fraction form
    51,519.24/77,688.77 = 50,816.66/x
  3. Step 3: Cross multiply
    51,519.24x = 77,688.77 × 50,816.66
  4. Step 4: Simplify right side
    51,519.24x = 3,947,883,556.82
  5. Step 5: Solve for x
    x = 3,947,883,556.82/51,519.24
  6. Step 6: Final answer
    x = 76,629.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.