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Finding the Fourth Proportional to 65,383.44, 90,226.80 and 37,094.64

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Solution

The fourth proportional to 65,383.44, 90,226.80 and 37,094.64 is: 51,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,383.44 : 90,226.80 = 37,094.64 : x
  2. Step 2: Convert to fraction form
    65,383.44/90,226.80 = 37,094.64/x
  3. Step 3: Cross multiply
    65,383.44x = 90,226.80 × 37,094.64
  4. Step 4: Simplify right side
    65,383.44x = 3,346,930,664.35
  5. Step 5: Solve for x
    x = 3,346,930,664.35/65,383.44
  6. Step 6: Final answer
    x = 51,189.27

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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.