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Finding the Fourth Proportional to 57,809.40, 86,763.48 and 41,210.04

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Solution

The fourth proportional to 57,809.40, 86,763.48 and 41,210.04 is: 61,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,809.40 : 86,763.48 = 41,210.04 : x
  2. Step 2: Convert to fraction form
    57,809.40/86,763.48 = 41,210.04/x
  3. Step 3: Cross multiply
    57,809.40x = 86,763.48 × 41,210.04
  4. Step 4: Simplify right side
    57,809.40x = 3,575,526,481.34
  5. Step 5: Solve for x
    x = 3,575,526,481.34/57,809.40
  6. Step 6: Final answer
    x = 61,850.26

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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.