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Finding the Fourth Proportional to 169,924.20, 254,910.60 and 57,609.60

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Solution

The fourth proportional to 169,924.20, 254,910.60 and 57,609.60 is: 86,422.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,924.20 : 254,910.60 = 57,609.60 : x
  2. Step 2: Convert to fraction form
    169,924.20/254,910.60 = 57,609.60/x
  3. Step 3: Cross multiply
    169,924.20x = 254,910.60 × 57,609.60
  4. Step 4: Simplify right side
    169,924.20x = 14,685,297,701.76
  5. Step 5: Solve for x
    x = 14,685,297,701.76/169,924.20
  6. Step 6: Final answer
    x = 86,422.64

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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.