Home / 45,782.11-68,678.61-16,193.89

Finding the Fourth Proportional to 45,782.11, 68,678.61 and 16,193.89

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Solution

The fourth proportional to 45,782.11, 68,678.61 and 16,193.89 is: 24,292.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,782.11 : 68,678.61 = 16,193.89 : x
  2. Step 2: Convert to fraction form
    45,782.11/68,678.61 = 16,193.89/x
  3. Step 3: Cross multiply
    45,782.11x = 68,678.61 × 16,193.89
  4. Step 4: Simplify right side
    45,782.11x = 1,112,173,855.69
  5. Step 5: Solve for x
    x = 1,112,173,855.69/45,782.11
  6. Step 6: Final answer
    x = 24,292.76

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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.