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Finding the Fourth Proportional to 252,903.67, 349,043.61 and 150,933.45

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Solution

The fourth proportional to 252,903.67, 349,043.61 and 150,933.45 is: 208,309.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,903.67 : 349,043.61 = 150,933.45 : x
  2. Step 2: Convert to fraction form
    252,903.67/349,043.61 = 150,933.45/x
  3. Step 3: Cross multiply
    252,903.67x = 349,043.61 × 150,933.45
  4. Step 4: Simplify right side
    252,903.67x = 52,682,356,257.75
  5. Step 5: Solve for x
    x = 52,682,356,257.75/252,903.67
  6. Step 6: Final answer
    x = 208,309.97

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1.5x scale

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.