Home / 194,608.20-292,085.10-168,342.60

Finding the Fourth Proportional to 194,608.20, 292,085.10 and 168,342.60

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Solution

The fourth proportional to 194,608.20, 292,085.10 and 168,342.60 is: 252,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,608.20 : 292,085.10 = 168,342.60 : x
  2. Step 2: Convert to fraction form
    194,608.20/292,085.10 = 168,342.60/x
  3. Step 3: Cross multiply
    194,608.20x = 292,085.10 × 168,342.60
  4. Step 4: Simplify right side
    194,608.20x = 49,170,365,155.26
  5. Step 5: Solve for x
    x = 49,170,365,155.26/194,608.20
  6. Step 6: Final answer
    x = 252,663.38

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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.