Home / 51,142.31-76,713.32-23,029.45

Finding the Fourth Proportional to 51,142.31, 76,713.32 and 23,029.45

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Solution

The fourth proportional to 51,142.31, 76,713.32 and 23,029.45 is: 34,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,142.31 : 76,713.32 = 23,029.45 : x
  2. Step 2: Convert to fraction form
    51,142.31/76,713.32 = 23,029.45/x
  3. Step 3: Cross multiply
    51,142.31x = 76,713.32 × 23,029.45
  4. Step 4: Simplify right side
    51,142.31x = 1,766,665,594.77
  5. Step 5: Solve for x
    x = 1,766,665,594.77/51,142.31
  6. Step 6: Final answer
    x = 34,544.11

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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.