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Finding the Fourth Proportional to 197,092.92, 295,712.86 and 118,263.72

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Solution

The fourth proportional to 197,092.92, 295,712.86 and 118,263.72 is: 177,439.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,092.92 : 295,712.86 = 118,263.72 : x
  2. Step 2: Convert to fraction form
    197,092.92/295,712.86 = 118,263.72/x
  3. Step 3: Cross multiply
    197,092.92x = 295,712.86 × 118,263.72
  4. Step 4: Simplify right side
    197,092.92x = 34,972,102,875.44
  5. Step 5: Solve for x
    x = 34,972,102,875.44/197,092.92
  6. Step 6: Final answer
    x = 177,439.67

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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.