Home / 239,619.15-359,367.20-71,099.62

Finding the Fourth Proportional to 239,619.15, 359,367.20 and 71,099.62

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Solution

The fourth proportional to 239,619.15, 359,367.20 and 71,099.62 is: 106,631.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,619.15 : 359,367.20 = 71,099.62 : x
  2. Step 2: Convert to fraction form
    239,619.15/359,367.20 = 71,099.62/x
  3. Step 3: Cross multiply
    239,619.15x = 359,367.20 × 71,099.62
  4. Step 4: Simplify right side
    239,619.15x = 25,550,870,106.55
  5. Step 5: Solve for x
    x = 25,550,870,106.55/239,619.15
  6. Step 6: Final answer
    x = 106,631.17

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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.