Home / 115,890.78-173,914.08-41,010.60

Finding the Fourth Proportional to 115,890.78, 173,914.08 and 41,010.60

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Solution

The fourth proportional to 115,890.78, 173,914.08 and 41,010.60 is: 61,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,890.78 : 173,914.08 = 41,010.60 : x
  2. Step 2: Convert to fraction form
    115,890.78/173,914.08 = 41,010.60/x
  3. Step 3: Cross multiply
    115,890.78x = 173,914.08 × 41,010.60
  4. Step 4: Simplify right side
    115,890.78x = 7,132,320,769.25
  5. Step 5: Solve for x
    x = 7,132,320,769.25/115,890.78
  6. Step 6: Final answer
    x = 61,543.47

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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.