Home / 141,216.35-211,660.04-52,413.21

Finding the Fourth Proportional to 141,216.35, 211,660.04 and 52,413.21

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Solution

The fourth proportional to 141,216.35, 211,660.04 and 52,413.21 is: 78,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,216.35 : 211,660.04 = 52,413.21 : x
  2. Step 2: Convert to fraction form
    141,216.35/211,660.04 = 52,413.21/x
  3. Step 3: Cross multiply
    141,216.35x = 211,660.04 × 52,413.21
  4. Step 4: Simplify right side
    141,216.35x = 11,093,781,961.34
  5. Step 5: Solve for x
    x = 11,093,781,961.34/141,216.35
  6. Step 6: Final answer
    x = 78,558.77

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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.