Home / 116,639.40-174,940.32-41,745.60

Finding the Fourth Proportional to 116,639.40, 174,940.32 and 41,745.60

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Solution

The fourth proportional to 116,639.40, 174,940.32 and 41,745.60 is: 62,611.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,639.40 : 174,940.32 = 41,745.60 : x
  2. Step 2: Convert to fraction form
    116,639.40/174,940.32 = 41,745.60/x
  3. Step 3: Cross multiply
    116,639.40x = 174,940.32 × 41,745.60
  4. Step 4: Simplify right side
    116,639.40x = 7,302,988,622.59
  5. Step 5: Solve for x
    x = 7,302,988,622.59/116,639.40
  6. Step 6: Final answer
    x = 62,611.68

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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.