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Finding the Fourth Proportional to 202,270.90, 303,466.71 and 60,120.89

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Solution

The fourth proportional to 202,270.90, 303,466.71 and 60,120.89 is: 90,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,270.90 : 303,466.71 = 60,120.89 : x
  2. Step 2: Convert to fraction form
    202,270.90/303,466.71 = 60,120.89/x
  3. Step 3: Cross multiply
    202,270.90x = 303,466.71 × 60,120.89
  4. Step 4: Simplify right side
    202,270.90x = 18,244,688,690.57
  5. Step 5: Solve for x
    x = 18,244,688,690.57/202,270.90
  6. Step 6: Final answer
    x = 90,199.28

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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.