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Finding the Fourth Proportional to 158,793.79, 237,879.30 and 92,093.80

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Solution

The fourth proportional to 158,793.79, 237,879.30 and 92,093.80 is: 137,960.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,793.79 : 237,879.30 = 92,093.80 : x
  2. Step 2: Convert to fraction form
    158,793.79/237,879.30 = 92,093.80/x
  3. Step 3: Cross multiply
    158,793.79x = 237,879.30 × 92,093.80
  4. Step 4: Simplify right side
    158,793.79x = 21,907,208,678.34
  5. Step 5: Solve for x
    x = 21,907,208,678.34/158,793.79
  6. Step 6: Final answer
    x = 137,960.11

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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.