Home / 301,149.48-415,579.08-165,182.21

Finding the Fourth Proportional to 301,149.48, 415,579.08 and 165,182.21

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Solution

The fourth proportional to 301,149.48, 415,579.08 and 165,182.21 is: 227,947.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,149.48 : 415,579.08 = 165,182.21 : x
  2. Step 2: Convert to fraction form
    301,149.48/415,579.08 = 165,182.21/x
  3. Step 3: Cross multiply
    301,149.48x = 415,579.08 × 165,182.21
  4. Step 4: Simplify right side
    301,149.48x = 68,646,268,786.27
  5. Step 5: Solve for x
    x = 68,646,268,786.27/301,149.48
  6. Step 6: Final answer
    x = 227,947.49

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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.