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Finding the Fourth Proportional to 55,894.34, 77,107.07 and 33,217.27

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Solution

The fourth proportional to 55,894.34, 77,107.07 and 33,217.27 is: 45,823.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,894.34 : 77,107.07 = 33,217.27 : x
  2. Step 2: Convert to fraction form
    55,894.34/77,107.07 = 33,217.27/x
  3. Step 3: Cross multiply
    55,894.34x = 77,107.07 × 33,217.27
  4. Step 4: Simplify right side
    55,894.34x = 2,561,286,253.37
  5. Step 5: Solve for x
    x = 2,561,286,253.37/55,894.34
  6. Step 6: Final answer
    x = 45,823.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.