Home / 165,998.08-248,996.58-99,458.20

Finding the Fourth Proportional to 165,998.08, 248,996.58 and 99,458.20

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Solution

The fourth proportional to 165,998.08, 248,996.58 and 99,458.20 is: 149,186.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,998.08 : 248,996.58 = 99,458.20 : x
  2. Step 2: Convert to fraction form
    165,998.08/248,996.58 = 99,458.20/x
  3. Step 3: Cross multiply
    165,998.08x = 248,996.58 × 99,458.20
  4. Step 4: Simplify right side
    165,998.08x = 24,764,751,652.96
  5. Step 5: Solve for x
    x = 24,764,751,652.96/165,998.08
  6. Step 6: Final answer
    x = 149,186.98

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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.