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Finding the Fourth Proportional to 231,180.89, 346,771.34 and 64,968.89

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Solution

The fourth proportional to 231,180.89, 346,771.34 and 64,968.89 is: 97,453.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,180.89 : 346,771.34 = 64,968.89 : x
  2. Step 2: Convert to fraction form
    231,180.89/346,771.34 = 64,968.89/x
  3. Step 3: Cross multiply
    231,180.89x = 346,771.34 × 64,968.89
  4. Step 4: Simplify right side
    231,180.89x = 22,529,348,996.41
  5. Step 5: Solve for x
    x = 22,529,348,996.41/231,180.89
  6. Step 6: Final answer
    x = 97,453.34

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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.