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Finding the Fourth Proportional to 233,640.96, 350,461.44 and 75,885.36

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Solution

The fourth proportional to 233,640.96, 350,461.44 and 75,885.36 is: 113,828.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,640.96 : 350,461.44 = 75,885.36 : x
  2. Step 2: Convert to fraction form
    233,640.96/350,461.44 = 75,885.36/x
  3. Step 3: Cross multiply
    233,640.96x = 350,461.44 × 75,885.36
  4. Step 4: Simplify right side
    233,640.96x = 26,594,892,540.52
  5. Step 5: Solve for x
    x = 26,594,892,540.52/233,640.96
  6. Step 6: Final answer
    x = 113,828.04

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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.