Home / 98,020.60-146,941.98-35,647

Finding the Fourth Proportional to 98,020.60, 146,941.98 and 35,647

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Solution

The fourth proportional to 98,020.60, 146,941.98 and 35,647 is: 53,438.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,020.60 : 146,941.98 = 35,647 : x
  2. Step 2: Convert to fraction form
    98,020.60/146,941.98 = 35,647/x
  3. Step 3: Cross multiply
    98,020.60x = 146,941.98 × 35,647
  4. Step 4: Simplify right side
    98,020.60x = 5,238,040,761.06
  5. Step 5: Solve for x
    x = 5,238,040,761.06/98,020.60
  6. Step 6: Final answer
    x = 53,438.16

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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.