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Finding the Fourth Proportional to 235,674.37, 353,512.29 and 58,181.40

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Solution

The fourth proportional to 235,674.37, 353,512.29 and 58,181.40 is: 87,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,674.37 : 353,512.29 = 58,181.40 : x
  2. Step 2: Convert to fraction form
    235,674.37/353,512.29 = 58,181.40/x
  3. Step 3: Cross multiply
    235,674.37x = 353,512.29 × 58,181.40
  4. Step 4: Simplify right side
    235,674.37x = 20,567,839,949.41
  5. Step 5: Solve for x
    x = 20,567,839,949.41/235,674.37
  6. Step 6: Final answer
    x = 87,272.28

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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.