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Finding the Fourth Proportional to 92,599.74, 127,787.22 and 50,158.37

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Solution

The fourth proportional to 92,599.74, 127,787.22 and 50,158.37 is: 69,218.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,599.74 : 127,787.22 = 50,158.37 : x
  2. Step 2: Convert to fraction form
    92,599.74/127,787.22 = 50,158.37/x
  3. Step 3: Cross multiply
    92,599.74x = 127,787.22 × 50,158.37
  4. Step 4: Simplify right side
    92,599.74x = 6,409,598,981.50
  5. Step 5: Solve for x
    x = 6,409,598,981.50/92,599.74
  6. Step 6: Final answer
    x = 69,218.33

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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.