Home / 74,861.09-103,308.32-41,327.09

Finding the Fourth Proportional to 74,861.09, 103,308.32 and 41,327.09

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Solution

The fourth proportional to 74,861.09, 103,308.32 and 41,327.09 is: 57,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,861.09 : 103,308.32 = 41,327.09 : x
  2. Step 2: Convert to fraction form
    74,861.09/103,308.32 = 41,327.09/x
  3. Step 3: Cross multiply
    74,861.09x = 103,308.32 × 41,327.09
  4. Step 4: Simplify right side
    74,861.09x = 4,269,432,238.39
  5. Step 5: Solve for x
    x = 4,269,432,238.39/74,861.09
  6. Step 6: Final answer
    x = 57,031.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.