Home / 75,850.60-104,676.34-41,397.21

Finding the Fourth Proportional to 75,850.60, 104,676.34 and 41,397.21

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Solution

The fourth proportional to 75,850.60, 104,676.34 and 41,397.21 is: 57,129.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,850.60 : 104,676.34 = 41,397.21 : x
  2. Step 2: Convert to fraction form
    75,850.60/104,676.34 = 41,397.21/x
  3. Step 3: Cross multiply
    75,850.60x = 104,676.34 × 41,397.21
  4. Step 4: Simplify right side
    75,850.60x = 4,333,308,429.01
  5. Step 5: Solve for x
    x = 4,333,308,429.01/75,850.60
  6. Step 6: Final answer
    x = 57,129.52

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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.