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Finding the Fourth Proportional to 92,725.34, 139,101.90 and 33,574.88

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Solution

The fourth proportional to 92,725.34, 139,101.90 and 33,574.88 is: 50,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,725.34 : 139,101.90 = 33,574.88 : x
  2. Step 2: Convert to fraction form
    92,725.34/139,101.90 = 33,574.88/x
  3. Step 3: Cross multiply
    92,725.34x = 139,101.90 × 33,574.88
  4. Step 4: Simplify right side
    92,725.34x = 4,670,329,600.27
  5. Step 5: Solve for x
    x = 4,670,329,600.27/92,725.34
  6. Step 6: Final answer
    x = 50,367.35

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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.