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Finding the Fourth Proportional to 202,152.79, 303,229.19 and 113,468.59

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Solution

The fourth proportional to 202,152.79, 303,229.19 and 113,468.59 is: 170,202.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,152.79 : 303,229.19 = 113,468.59 : x
  2. Step 2: Convert to fraction form
    202,152.79/303,229.19 = 113,468.59/x
  3. Step 3: Cross multiply
    202,152.79x = 303,229.19 × 113,468.59
  4. Step 4: Simplify right side
    202,152.79x = 34,406,988,636.14
  5. Step 5: Solve for x
    x = 34,406,988,636.14/202,152.79
  6. Step 6: Final answer
    x = 170,202.89

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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.