Home / 115,268.22-159,109.83-67,537.02

Finding the Fourth Proportional to 115,268.22, 159,109.83 and 67,537.02

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Solution

The fourth proportional to 115,268.22, 159,109.83 and 67,537.02 is: 93,224.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,268.22 : 159,109.83 = 67,537.02 : x
  2. Step 2: Convert to fraction form
    115,268.22/159,109.83 = 67,537.02/x
  3. Step 3: Cross multiply
    115,268.22x = 159,109.83 × 67,537.02
  4. Step 4: Simplify right side
    115,268.22x = 10,745,803,770.91
  5. Step 5: Solve for x
    x = 10,745,803,770.91/115,268.22
  6. Step 6: Final answer
    x = 93,224.34

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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.