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Finding the Fourth Proportional to 57,054.72, 85,545.63 and 27,413.58

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Solution

The fourth proportional to 57,054.72, 85,545.63 and 27,413.58 is: 41,102.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,054.72 : 85,545.63 = 27,413.58 : x
  2. Step 2: Convert to fraction form
    57,054.72/85,545.63 = 27,413.58/x
  3. Step 3: Cross multiply
    57,054.72x = 85,545.63 × 27,413.58
  4. Step 4: Simplify right side
    57,054.72x = 2,345,111,971.66
  5. Step 5: Solve for x
    x = 2,345,111,971.66/57,054.72
  6. Step 6: Final answer
    x = 41,102.86

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1.5x scale

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.