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Finding the Fourth Proportional to 146,371.94, 201,993.29 and 79,303.94

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Solution

The fourth proportional to 146,371.94, 201,993.29 and 79,303.94 is: 109,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,371.94 : 201,993.29 = 79,303.94 : x
  2. Step 2: Convert to fraction form
    146,371.94/201,993.29 = 79,303.94/x
  3. Step 3: Cross multiply
    146,371.94x = 201,993.29 × 79,303.94
  4. Step 4: Simplify right side
    146,371.94x = 16,018,863,750.56
  5. Step 5: Solve for x
    x = 16,018,863,750.56/146,371.94
  6. Step 6: Final answer
    x = 109,439.44

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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.