Home / 141,012.60-194,530.32-84,413.04

Finding the Fourth Proportional to 141,012.60, 194,530.32 and 84,413.04

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Solution

The fourth proportional to 141,012.60, 194,530.32 and 84,413.04 is: 116,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,012.60 : 194,530.32 = 84,413.04 : x
  2. Step 2: Convert to fraction form
    141,012.60/194,530.32 = 84,413.04/x
  3. Step 3: Cross multiply
    141,012.60x = 194,530.32 × 84,413.04
  4. Step 4: Simplify right side
    141,012.60x = 16,420,895,683.37
  5. Step 5: Solve for x
    x = 16,420,895,683.37/141,012.60
  6. Step 6: Final answer
    x = 116,449.85

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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.