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Finding the Fourth Proportional to 65,607.68, 98,413.02 and 23,490.62

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Solution

The fourth proportional to 65,607.68, 98,413.02 and 23,490.62 is: 35,236.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,607.68 : 98,413.02 = 23,490.62 : x
  2. Step 2: Convert to fraction form
    65,607.68/98,413.02 = 23,490.62/x
  3. Step 3: Cross multiply
    65,607.68x = 98,413.02 × 23,490.62
  4. Step 4: Simplify right side
    65,607.68x = 2,311,782,855.87
  5. Step 5: Solve for x
    x = 2,311,782,855.87/65,607.68
  6. Step 6: Final answer
    x = 35,236.47

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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.