Home / 56,908.23-85,413.98-28,847.80

Finding the Fourth Proportional to 56,908.23, 85,413.98 and 28,847.80

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Solution

The fourth proportional to 56,908.23, 85,413.98 and 28,847.80 is: 43,297.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,908.23 : 85,413.98 = 28,847.80 : x
  2. Step 2: Convert to fraction form
    56,908.23/85,413.98 = 28,847.80/x
  3. Step 3: Cross multiply
    56,908.23x = 85,413.98 × 28,847.80
  4. Step 4: Simplify right side
    56,908.23x = 2,464,005,412.24
  5. Step 5: Solve for x
    x = 2,464,005,412.24/56,908.23
  6. Step 6: Final answer
    x = 43,297.87

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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.