Home / 221,367.47-332,148.40-116,161.83

Finding the Fourth Proportional to 221,367.47, 332,148.40 and 116,161.83

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Solution

The fourth proportional to 221,367.47, 332,148.40 and 116,161.83 is: 174,293.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,367.47 : 332,148.40 = 116,161.83 : x
  2. Step 2: Convert to fraction form
    221,367.47/332,148.40 = 116,161.83/x
  3. Step 3: Cross multiply
    221,367.47x = 332,148.40 × 116,161.83
  4. Step 4: Simplify right side
    221,367.47x = 38,582,965,685.17
  5. Step 5: Solve for x
    x = 38,582,965,685.17/221,367.47
  6. Step 6: Final answer
    x = 174,293.75

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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.