Home / 62,787.15-94,183.46-31,212.34

Finding the Fourth Proportional to 62,787.15, 94,183.46 and 31,212.34

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Solution

The fourth proportional to 62,787.15, 94,183.46 and 31,212.34 is: 46,819.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,787.15 : 94,183.46 = 31,212.34 : x
  2. Step 2: Convert to fraction form
    62,787.15/94,183.46 = 31,212.34/x
  3. Step 3: Cross multiply
    62,787.15x = 94,183.46 × 31,212.34
  4. Step 4: Simplify right side
    62,787.15x = 2,939,685,901.42
  5. Step 5: Solve for x
    x = 2,939,685,901.42/62,787.15
  6. Step 6: Final answer
    x = 46,819.87

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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.