Home / 109,661.46-164,440.26-50,479.62

Finding the Fourth Proportional to 109,661.46, 164,440.26 and 50,479.62

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Solution

The fourth proportional to 109,661.46, 164,440.26 and 50,479.62 is: 75,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,661.46 : 164,440.26 = 50,479.62 : x
  2. Step 2: Convert to fraction form
    109,661.46/164,440.26 = 50,479.62/x
  3. Step 3: Cross multiply
    109,661.46x = 164,440.26 × 50,479.62
  4. Step 4: Simplify right side
    109,661.46x = 8,300,881,837.50
  5. Step 5: Solve for x
    x = 8,300,881,837.50/109,661.46
  6. Step 6: Final answer
    x = 75,695.53

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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.