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Finding the Fourth Proportional to 195,169.76, 292,555.11 and 110,751.56

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Solution

The fourth proportional to 195,169.76, 292,555.11 and 110,751.56 is: 166,014.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,169.76 : 292,555.11 = 110,751.56 : x
  2. Step 2: Convert to fraction form
    195,169.76/292,555.11 = 110,751.56/x
  3. Step 3: Cross multiply
    195,169.76x = 292,555.11 × 110,751.56
  4. Step 4: Simplify right side
    195,169.76x = 32,400,934,818.47
  5. Step 5: Solve for x
    x = 32,400,934,818.47/195,169.76
  6. Step 6: Final answer
    x = 166,014.11

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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.