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Finding the Fourth Proportional to 233,642.96, 350,493.60 and 91,469.88

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Solution

The fourth proportional to 233,642.96, 350,493.60 and 91,469.88 is: 137,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,642.96 : 350,493.60 = 91,469.88 : x
  2. Step 2: Convert to fraction form
    233,642.96/350,493.60 = 91,469.88/x
  3. Step 3: Cross multiply
    233,642.96x = 350,493.60 × 91,469.88
  4. Step 4: Simplify right side
    233,642.96x = 32,059,607,532.77
  5. Step 5: Solve for x
    x = 32,059,607,532.77/233,642.96
  6. Step 6: Final answer
    x = 137,216.24

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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.