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Finding the Fourth Proportional to 252,563.33, 348,544.62 and 137,849.28

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Solution

The fourth proportional to 252,563.33, 348,544.62 and 137,849.28 is: 190,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,563.33 : 348,544.62 = 137,849.28 : x
  2. Step 2: Convert to fraction form
    252,563.33/348,544.62 = 137,849.28/x
  3. Step 3: Cross multiply
    252,563.33x = 348,544.62 × 137,849.28
  4. Step 4: Simplify right side
    252,563.33x = 48,046,624,914.87
  5. Step 5: Solve for x
    x = 48,046,624,914.87/252,563.33
  6. Step 6: Final answer
    x = 190,235.95

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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.