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Finding the Fourth Proportional to 335,173.70, 462,639.42 and 192,029.06

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Solution

The fourth proportional to 335,173.70, 462,639.42 and 192,029.06 is: 265,057.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,173.70 : 462,639.42 = 192,029.06 : x
  2. Step 2: Convert to fraction form
    335,173.70/462,639.42 = 192,029.06/x
  3. Step 3: Cross multiply
    335,173.70x = 462,639.42 × 192,029.06
  4. Step 4: Simplify right side
    335,173.70x = 88,840,212,941.55
  5. Step 5: Solve for x
    x = 88,840,212,941.55/335,173.70
  6. Step 6: Final answer
    x = 265,057.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.