Home / 202,239.68-303,364.20-52,485.86

Finding the Fourth Proportional to 202,239.68, 303,364.20 and 52,485.86

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Solution

The fourth proportional to 202,239.68, 303,364.20 and 52,485.86 is: 78,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,239.68 : 303,364.20 = 52,485.86 : x
  2. Step 2: Convert to fraction form
    202,239.68/303,364.20 = 52,485.86/x
  3. Step 3: Cross multiply
    202,239.68x = 303,364.20 × 52,485.86
  4. Step 4: Simplify right side
    202,239.68x = 15,922,329,413.39
  5. Step 5: Solve for x
    x = 15,922,329,413.39/202,239.68
  6. Step 6: Final answer
    x = 78,730.00

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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.