Home / 109,806.77-164,772.41-50,642.45

Finding the Fourth Proportional to 109,806.77, 164,772.41 and 50,642.45

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Solution

The fourth proportional to 109,806.77, 164,772.41 and 50,642.45 is: 75,992.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,806.77 : 164,772.41 = 50,642.45 : x
  2. Step 2: Convert to fraction form
    109,806.77/164,772.41 = 50,642.45/x
  3. Step 3: Cross multiply
    109,806.77x = 164,772.41 × 50,642.45
  4. Step 4: Simplify right side
    109,806.77x = 8,344,477,457.73
  5. Step 5: Solve for x
    x = 8,344,477,457.73/109,806.77
  6. Step 6: Final answer
    x = 75,992.38

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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.