Home / 195,057.63-292,670.96-68,788.10

Finding the Fourth Proportional to 195,057.63, 292,670.96 and 68,788.10

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Solution

The fourth proportional to 195,057.63, 292,670.96 and 68,788.10 is: 103,211.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,057.63 : 292,670.96 = 68,788.10 : x
  2. Step 2: Convert to fraction form
    195,057.63/292,670.96 = 68,788.10/x
  3. Step 3: Cross multiply
    195,057.63x = 292,670.96 × 68,788.10
  4. Step 4: Simplify right side
    195,057.63x = 20,132,279,651.31
  5. Step 5: Solve for x
    x = 20,132,279,651.31/195,057.63
  6. Step 6: Final answer
    x = 103,211.96

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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.