Home / 45,169.18-67,765.50-17,089.42

Finding the Fourth Proportional to 45,169.18, 67,765.50 and 17,089.42

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Solution

The fourth proportional to 45,169.18, 67,765.50 and 17,089.42 is: 25,638.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,169.18 : 67,765.50 = 17,089.42 : x
  2. Step 2: Convert to fraction form
    45,169.18/67,765.50 = 17,089.42/x
  3. Step 3: Cross multiply
    45,169.18x = 67,765.50 × 17,089.42
  4. Step 4: Simplify right side
    45,169.18x = 1,158,073,091.01
  5. Step 5: Solve for x
    x = 1,158,073,091.01/45,169.18
  6. Step 6: Final answer
    x = 25,638.57

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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.