Home / 197,331.64-295,979.01-55,189.63

Finding the Fourth Proportional to 197,331.64, 295,979.01 and 55,189.63

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Solution

The fourth proportional to 197,331.64, 295,979.01 and 55,189.63 is: 82,779.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,331.64 : 295,979.01 = 55,189.63 : x
  2. Step 2: Convert to fraction form
    197,331.64/295,979.01 = 55,189.63/x
  3. Step 3: Cross multiply
    197,331.64x = 295,979.01 × 55,189.63
  4. Step 4: Simplify right side
    197,331.64x = 16,334,971,690.68
  5. Step 5: Solve for x
    x = 16,334,971,690.68/197,331.64
  6. Step 6: Final answer
    x = 82,779.28

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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.