Home / 130,083.72-195,105.24-41,325.60

Finding the Fourth Proportional to 130,083.72, 195,105.24 and 41,325.60

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Solution

The fourth proportional to 130,083.72, 195,105.24 and 41,325.60 is: 61,981.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,083.72 : 195,105.24 = 41,325.60 : x
  2. Step 2: Convert to fraction form
    130,083.72/195,105.24 = 41,325.60/x
  3. Step 3: Cross multiply
    130,083.72x = 195,105.24 × 41,325.60
  4. Step 4: Simplify right side
    130,083.72x = 8,062,841,106.14
  5. Step 5: Solve for x
    x = 8,062,841,106.14/130,083.72
  6. Step 6: Final answer
    x = 61,981.94

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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.