Home / 56,942.80-85,340.10-23,169.45

Finding the Fourth Proportional to 56,942.80, 85,340.10 and 23,169.45

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Solution

The fourth proportional to 56,942.80, 85,340.10 and 23,169.45 is: 34,724.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942.80 : 85,340.10 = 23,169.45 : x
  2. Step 2: Convert to fraction form
    56,942.80/85,340.10 = 23,169.45/x
  3. Step 3: Cross multiply
    56,942.80x = 85,340.10 × 23,169.45
  4. Step 4: Simplify right side
    56,942.80x = 1,977,283,179.95
  5. Step 5: Solve for x
    x = 1,977,283,179.95/56,942.80
  6. Step 6: Final answer
    x = 34,724.03

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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.