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Finding the Fourth Proportional to 252,563.94, 348,535.71 and 145,167.66

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Solution

The fourth proportional to 252,563.94, 348,535.71 and 145,167.66 is: 200,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,563.94 : 348,535.71 = 145,167.66 : x
  2. Step 2: Convert to fraction form
    252,563.94/348,535.71 = 145,167.66/x
  3. Step 3: Cross multiply
    252,563.94x = 348,535.71 × 145,167.66
  4. Step 4: Simplify right side
    252,563.94x = 50,596,113,447.14
  5. Step 5: Solve for x
    x = 50,596,113,447.14/252,563.94
  6. Step 6: Final answer
    x = 200,329.92

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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.