Home / 113,540.82-170,020.44-94,774.20

Finding the Fourth Proportional to 113,540.82, 170,020.44 and 94,774.20

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Solution

The fourth proportional to 113,540.82, 170,020.44 and 94,774.20 is: 141,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,540.82 : 170,020.44 = 94,774.20 : x
  2. Step 2: Convert to fraction form
    113,540.82/170,020.44 = 94,774.20/x
  3. Step 3: Cross multiply
    113,540.82x = 170,020.44 × 94,774.20
  4. Step 4: Simplify right side
    113,540.82x = 16,113,551,184.65
  5. Step 5: Solve for x
    x = 16,113,551,184.65/113,540.82
  6. Step 6: Final answer
    x = 141,918.57

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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.