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Finding the Fourth Proportional to 233,241.30, 349,905.15 and 75,474.90

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Solution

The fourth proportional to 233,241.30, 349,905.15 and 75,474.90 is: 113,226.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,241.30 : 349,905.15 = 75,474.90 : x
  2. Step 2: Convert to fraction form
    233,241.30/349,905.15 = 75,474.90/x
  3. Step 3: Cross multiply
    233,241.30x = 349,905.15 × 75,474.90
  4. Step 4: Simplify right side
    233,241.30x = 26,409,056,205.74
  5. Step 5: Solve for x
    x = 26,409,056,205.74/233,241.30
  6. Step 6: Final answer
    x = 113,226.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.