Home / 146,906.22-202,730.67-79,838.22

Finding the Fourth Proportional to 146,906.22, 202,730.67 and 79,838.22

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Solution

The fourth proportional to 146,906.22, 202,730.67 and 79,838.22 is: 110,176.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,906.22 : 202,730.67 = 79,838.22 : x
  2. Step 2: Convert to fraction form
    146,906.22/202,730.67 = 79,838.22/x
  3. Step 3: Cross multiply
    146,906.22x = 202,730.67 × 79,838.22
  4. Step 4: Simplify right side
    146,906.22x = 16,185,655,832.21
  5. Step 5: Solve for x
    x = 16,185,655,832.21/146,906.22
  6. Step 6: Final answer
    x = 110,176.79

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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.