Home / 76,029.57-104,918.15-41,575.10

Finding the Fourth Proportional to 76,029.57, 104,918.15 and 41,575.10

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Solution

The fourth proportional to 76,029.57, 104,918.15 and 41,575.10 is: 57,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,029.57 : 104,918.15 = 41,575.10 : x
  2. Step 2: Convert to fraction form
    76,029.57/104,918.15 = 41,575.10/x
  3. Step 3: Cross multiply
    76,029.57x = 104,918.15 × 41,575.10
  4. Step 4: Simplify right side
    76,029.57x = 4,361,982,578.07
  5. Step 5: Solve for x
    x = 4,361,982,578.07/76,029.57
  6. Step 6: Final answer
    x = 57,372.19

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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.