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Finding the Fourth Proportional to 71,404.36, 107,094.40 and 33,457.56

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Solution

The fourth proportional to 71,404.36, 107,094.40 and 33,457.56 is: 50,180.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,404.36 : 107,094.40 = 33,457.56 : x
  2. Step 2: Convert to fraction form
    71,404.36/107,094.40 = 33,457.56/x
  3. Step 3: Cross multiply
    71,404.36x = 107,094.40 × 33,457.56
  4. Step 4: Simplify right side
    71,404.36x = 3,583,117,313.66
  5. Step 5: Solve for x
    x = 3,583,117,313.66/71,404.36
  6. Step 6: Final answer
    x = 50,180.65

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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.