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Finding the Fourth Proportional to 202,054.25, 303,070.37 and 61,812.87

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Solution

The fourth proportional to 202,054.25, 303,070.37 and 61,812.87 is: 92,715.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,054.25 : 303,070.37 = 61,812.87 : x
  2. Step 2: Convert to fraction form
    202,054.25/303,070.37 = 61,812.87/x
  3. Step 3: Cross multiply
    202,054.25x = 303,070.37 × 61,812.87
  4. Step 4: Simplify right side
    202,054.25x = 18,733,649,072.60
  5. Step 5: Solve for x
    x = 18,733,649,072.60/202,054.25
  6. Step 6: Final answer
    x = 92,715.94

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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.