Home / 45,369.80-68,068.54-23,198.75

Finding the Fourth Proportional to 45,369.80, 68,068.54 and 23,198.75

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Solution

The fourth proportional to 45,369.80, 68,068.54 and 23,198.75 is: 34,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,369.80 : 68,068.54 = 23,198.75 : x
  2. Step 2: Convert to fraction form
    45,369.80/68,068.54 = 23,198.75/x
  3. Step 3: Cross multiply
    45,369.80x = 68,068.54 × 23,198.75
  4. Step 4: Simplify right side
    45,369.80x = 1,579,105,154.50
  5. Step 5: Solve for x
    x = 1,579,105,154.50/45,369.80
  6. Step 6: Final answer
    x = 34,805.20

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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.