Home / 87,368,581.60-131,241,829.20-61,859,413.60

Finding the Fourth Proportional to 87,368,581.60, 131,241,829.20 and 61,859,413.60

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Solution

The fourth proportional to 87,368,581.60, 131,241,829.20 and 61,859,413.60 is: 92,922,907.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,368,581.60 : 131,241,829.20 = 61,859,413.60 : x
  2. Step 2: Convert to fraction form
    87,368,581.60/131,241,829.20 = 61,859,413.60/x
  3. Step 3: Cross multiply
    87,368,581.60x = 131,241,829.20 × 61,859,413.60
  4. Step 4: Simplify right side
    87,368,581.60x = 8,118,542,594,103,357
  5. Step 5: Solve for x
    x = 8,118,542,594,103,357/87,368,581.60
  6. Step 6: Final answer
    x = 92,922,907.13

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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.