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Finding the Fourth Proportional to 233,425.64, 350,226.70 and 91,372.43

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Solution

The fourth proportional to 233,425.64, 350,226.70 and 91,372.43 is: 137,093.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,425.64 : 350,226.70 = 91,372.43 : x
  2. Step 2: Convert to fraction form
    233,425.64/350,226.70 = 91,372.43/x
  3. Step 3: Cross multiply
    233,425.64x = 350,226.70 × 91,372.43
  4. Step 4: Simplify right side
    233,425.64x = 32,001,064,173.02
  5. Step 5: Solve for x
    x = 32,001,064,173.02/233,425.64
  6. Step 6: Final answer
    x = 137,093.19

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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.