Home / 86,291.26-119,078.71-48,052.18

Finding the Fourth Proportional to 86,291.26, 119,078.71 and 48,052.18

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Solution

The fourth proportional to 86,291.26, 119,078.71 and 48,052.18 is: 66,310.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,291.26 : 119,078.71 = 48,052.18 : x
  2. Step 2: Convert to fraction form
    86,291.26/119,078.71 = 48,052.18/x
  3. Step 3: Cross multiply
    86,291.26x = 119,078.71 × 48,052.18
  4. Step 4: Simplify right side
    86,291.26x = 5,721,991,607.09
  5. Step 5: Solve for x
    x = 5,721,991,607.09/86,291.26
  6. Step 6: Final answer
    x = 66,310.21

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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.