Home / 113,824.40-170,736.60-54,775.40

Finding the Fourth Proportional to 113,824.40, 170,736.60 and 54,775.40

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Solution

The fourth proportional to 113,824.40, 170,736.60 and 54,775.40 is: 82,163.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,824.40 : 170,736.60 = 54,775.40 : x
  2. Step 2: Convert to fraction form
    113,824.40/170,736.60 = 54,775.40/x
  3. Step 3: Cross multiply
    113,824.40x = 170,736.60 × 54,775.40
  4. Step 4: Simplify right side
    113,824.40x = 9,352,165,559.64
  5. Step 5: Solve for x
    x = 9,352,165,559.64/113,824.40
  6. Step 6: Final answer
    x = 82,163.10

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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.