Home / 104,413.60-156,511.05-41,209.30

Finding the Fourth Proportional to 104,413.60, 156,511.05 and 41,209.30

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Solution

The fourth proportional to 104,413.60, 156,511.05 and 41,209.30 is: 61,770.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,413.60 : 156,511.05 = 41,209.30 : x
  2. Step 2: Convert to fraction form
    104,413.60/156,511.05 = 41,209.30/x
  3. Step 3: Cross multiply
    104,413.60x = 156,511.05 × 41,209.30
  4. Step 4: Simplify right side
    104,413.60x = 6,449,710,812.77
  5. Step 5: Solve for x
    x = 6,449,710,812.77/104,413.60
  6. Step 6: Final answer
    x = 61,770.79

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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.