Home / 301,120.96-415,554.24-165,160.48

Finding the Fourth Proportional to 301,120.96, 415,554.24 and 165,160.48

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Solution

The fourth proportional to 301,120.96, 415,554.24 and 165,160.48 is: 227,925.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,120.96 : 415,554.24 = 165,160.48 : x
  2. Step 2: Convert to fraction form
    301,120.96/415,554.24 = 165,160.48/x
  3. Step 3: Cross multiply
    301,120.96x = 415,554.24 × 165,160.48
  4. Step 4: Simplify right side
    301,120.96x = 68,633,137,744.44
  5. Step 5: Solve for x
    x = 68,633,137,744.44/301,120.96
  6. Step 6: Final answer
    x = 227,925.47

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1.5x scale

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.