Home / 74,580.22-102,920.70-41,046.22

Finding the Fourth Proportional to 74,580.22, 102,920.70 and 41,046.22

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Solution

The fourth proportional to 74,580.22, 102,920.70 and 41,046.22 is: 56,643.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,580.22 : 102,920.70 = 41,046.22 : x
  2. Step 2: Convert to fraction form
    74,580.22/102,920.70 = 41,046.22/x
  3. Step 3: Cross multiply
    74,580.22x = 102,920.70 × 41,046.22
  4. Step 4: Simplify right side
    74,580.22x = 4,224,505,694.75
  5. Step 5: Solve for x
    x = 4,224,505,694.75/74,580.22
  6. Step 6: Final answer
    x = 56,643.78

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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.