Home / 221,935.52-332,934.87-72,127.64

Finding the Fourth Proportional to 221,935.52, 332,934.87 and 72,127.64

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Solution

The fourth proportional to 221,935.52, 332,934.87 and 72,127.64 is: 108,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,935.52 : 332,934.87 = 72,127.64 : x
  2. Step 2: Convert to fraction form
    221,935.52/332,934.87 = 72,127.64/x
  3. Step 3: Cross multiply
    221,935.52x = 332,934.87 × 72,127.64
  4. Step 4: Simplify right side
    221,935.52x = 24,013,806,446.81
  5. Step 5: Solve for x
    x = 24,013,806,446.81/221,935.52
  6. Step 6: Final answer
    x = 108,201.73

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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.