Home / 165,337.37-248,107.58-131,402.64

Finding the Fourth Proportional to 165,337.37, 248,107.58 and 131,402.64

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Solution

The fourth proportional to 165,337.37, 248,107.58 and 131,402.64 is: 197,184.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,337.37 : 248,107.58 = 131,402.64 : x
  2. Step 2: Convert to fraction form
    165,337.37/248,107.58 = 131,402.64/x
  3. Step 3: Cross multiply
    165,337.37x = 248,107.58 × 131,402.64
  4. Step 4: Simplify right side
    165,337.37x = 32,601,991,782.16
  5. Step 5: Solve for x
    x = 32,601,991,782.16/165,337.37
  6. Step 6: Final answer
    x = 197,184.65

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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.