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Finding the Fourth Proportional to 201,325.43, 303,186.51 and 175,343.87

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Solution

The fourth proportional to 201,325.43, 303,186.51 and 175,343.87 is: 264,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,325.43 : 303,186.51 = 175,343.87 : x
  2. Step 2: Convert to fraction form
    201,325.43/303,186.51 = 175,343.87/x
  3. Step 3: Cross multiply
    201,325.43x = 303,186.51 × 175,343.87
  4. Step 4: Simplify right side
    201,325.43x = 53,161,896,753.16
  5. Step 5: Solve for x
    x = 53,161,896,753.16/201,325.43
  6. Step 6: Final answer
    x = 264,059.52

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.