Home / 140,595.48-194,022-76,933.26

Finding the Fourth Proportional to 140,595.48, 194,022 and 76,933.26

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Solution

The fourth proportional to 140,595.48, 194,022 and 76,933.26 is: 106,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,595.48 : 194,022 = 76,933.26 : x
  2. Step 2: Convert to fraction form
    140,595.48/194,022 = 76,933.26/x
  3. Step 3: Cross multiply
    140,595.48x = 194,022 × 76,933.26
  4. Step 4: Simplify right side
    140,595.48x = 14,926,744,971.72
  5. Step 5: Solve for x
    x = 14,926,744,971.72/140,595.48
  6. Step 6: Final answer
    x = 106,168.03

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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.