Home / 76,850.10-106,037.10-46,651.32

Finding the Fourth Proportional to 76,850.10, 106,037.10 and 46,651.32

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Solution

The fourth proportional to 76,850.10, 106,037.10 and 46,651.32 is: 64,369.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,850.10 : 106,037.10 = 46,651.32 : x
  2. Step 2: Convert to fraction form
    76,850.10/106,037.10 = 46,651.32/x
  3. Step 3: Cross multiply
    76,850.10x = 106,037.10 × 46,651.32
  4. Step 4: Simplify right side
    76,850.10x = 4,946,770,683.97
  5. Step 5: Solve for x
    x = 4,946,770,683.97/76,850.10
  6. Step 6: Final answer
    x = 64,369.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.