Home / 51,214.31-76,845.84-23,142.95

Finding the Fourth Proportional to 51,214.31, 76,845.84 and 23,142.95

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Solution

The fourth proportional to 51,214.31, 76,845.84 and 23,142.95 is: 34,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,214.31 : 76,845.84 = 23,142.95 : x
  2. Step 2: Convert to fraction form
    51,214.31/76,845.84 = 23,142.95/x
  3. Step 3: Cross multiply
    51,214.31x = 76,845.84 × 23,142.95
  4. Step 4: Simplify right side
    51,214.31x = 1,778,439,432.83
  5. Step 5: Solve for x
    x = 1,778,439,432.83/51,214.31
  6. Step 6: Final answer
    x = 34,725.44

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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.