Home / 64,434.20-96,675.60-31,183.70

Finding the Fourth Proportional to 64,434.20, 96,675.60 and 31,183.70

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Solution

The fourth proportional to 64,434.20, 96,675.60 and 31,183.70 is: 46,787.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,434.20 : 96,675.60 = 31,183.70 : x
  2. Step 2: Convert to fraction form
    64,434.20/96,675.60 = 31,183.70/x
  3. Step 3: Cross multiply
    64,434.20x = 96,675.60 × 31,183.70
  4. Step 4: Simplify right side
    64,434.20x = 3,014,702,907.72
  5. Step 5: Solve for x
    x = 3,014,702,907.72/64,434.20
  6. Step 6: Final answer
    x = 46,787.31

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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.