Home / 109,728.45-164,575.89-34,838.91

Finding the Fourth Proportional to 109,728.45, 164,575.89 and 34,838.91

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Solution

The fourth proportional to 109,728.45, 164,575.89 and 34,838.91 is: 52,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,728.45 : 164,575.89 = 34,838.91 : x
  2. Step 2: Convert to fraction form
    109,728.45/164,575.89 = 34,838.91/x
  3. Step 3: Cross multiply
    109,728.45x = 164,575.89 × 34,838.91
  4. Step 4: Simplify right side
    109,728.45x = 5,733,644,619.88
  5. Step 5: Solve for x
    x = 5,733,644,619.88/109,728.45
  6. Step 6: Final answer
    x = 52,253.04

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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.