Home / 113,950.44-170,962.56-54,778.42

Finding the Fourth Proportional to 113,950.44, 170,962.56 and 54,778.42

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Solution

The fourth proportional to 113,950.44, 170,962.56 and 54,778.42 is: 82,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,950.44 : 170,962.56 = 54,778.42 : x
  2. Step 2: Convert to fraction form
    113,950.44/170,962.56 = 54,778.42/x
  3. Step 3: Cross multiply
    113,950.44x = 170,962.56 × 54,778.42
  4. Step 4: Simplify right side
    113,950.44x = 9,365,058,488.55
  5. Step 5: Solve for x
    x = 9,365,058,488.55/113,950.44
  6. Step 6: Final answer
    x = 82,185.36

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1.5x scale

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.