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Finding the Fourth Proportional to 192,562.24, 265,743.12 and 107,679.10

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Solution

The fourth proportional to 192,562.24, 265,743.12 and 107,679.10 is: 148,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,562.24 : 265,743.12 = 107,679.10 : x
  2. Step 2: Convert to fraction form
    192,562.24/265,743.12 = 107,679.10/x
  3. Step 3: Cross multiply
    192,562.24x = 265,743.12 × 107,679.10
  4. Step 4: Simplify right side
    192,562.24x = 28,614,979,992.79
  5. Step 5: Solve for x
    x = 28,614,979,992.79/192,562.24
  6. Step 6: Final answer
    x = 148,601.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.