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Finding the Fourth Proportional to 202,477.05, 303,668.88 and 60,309.42

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Solution

The fourth proportional to 202,477.05, 303,668.88 and 60,309.42 is: 90,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,477.05 : 303,668.88 = 60,309.42 : x
  2. Step 2: Convert to fraction form
    202,477.05/303,668.88 = 60,309.42/x
  3. Step 3: Cross multiply
    202,477.05x = 303,668.88 × 60,309.42
  4. Step 4: Simplify right side
    202,477.05x = 18,314,094,024.85
  5. Step 5: Solve for x
    x = 18,314,094,024.85/202,477.05
  6. Step 6: Final answer
    x = 90,450.22

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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.