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Finding the Fourth Proportional to 202,373.62, 303,719.03 and 141,185.96

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Solution

The fourth proportional to 202,373.62, 303,719.03 and 141,185.96 is: 211,889.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,373.62 : 303,719.03 = 141,185.96 : x
  2. Step 2: Convert to fraction form
    202,373.62/303,719.03 = 141,185.96/x
  3. Step 3: Cross multiply
    202,373.62x = 303,719.03 × 141,185.96
  4. Step 4: Simplify right side
    202,373.62x = 42,880,862,820.82
  5. Step 5: Solve for x
    x = 42,880,862,820.82/202,373.62
  6. Step 6: Final answer
    x = 211,889.59

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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.