Home / 144,032.61-198,735.32-82,766.95

Finding the Fourth Proportional to 144,032.61, 198,735.32 and 82,766.95

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Solution

The fourth proportional to 144,032.61, 198,735.32 and 82,766.95 is: 114,201.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,032.61 : 198,735.32 = 82,766.95 : x
  2. Step 2: Convert to fraction form
    144,032.61/198,735.32 = 82,766.95/x
  3. Step 3: Cross multiply
    144,032.61x = 198,735.32 × 82,766.95
  4. Step 4: Simplify right side
    144,032.61x = 16,448,716,293.67
  5. Step 5: Solve for x
    x = 16,448,716,293.67/144,032.61
  6. Step 6: Final answer
    x = 114,201.33

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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.