Home / 82,782.22-114,261.43-50,977.77

Finding the Fourth Proportional to 82,782.22, 114,261.43 and 50,977.77

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Solution

The fourth proportional to 82,782.22, 114,261.43 and 50,977.77 is: 70,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,782.22 : 114,261.43 = 50,977.77 : x
  2. Step 2: Convert to fraction form
    82,782.22/114,261.43 = 50,977.77/x
  3. Step 3: Cross multiply
    82,782.22x = 114,261.43 × 50,977.77
  4. Step 4: Simplify right side
    82,782.22x = 5,824,792,898.41
  5. Step 5: Solve for x
    x = 5,824,792,898.41/82,782.22
  6. Step 6: Final answer
    x = 70,362.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.