Home / 110,121.60-165,182.24-31,236.48

Finding the Fourth Proportional to 110,121.60, 165,182.24 and 31,236.48

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Solution

The fourth proportional to 110,121.60, 165,182.24 and 31,236.48 is: 46,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,121.60 : 165,182.24 = 31,236.48 : x
  2. Step 2: Convert to fraction form
    110,121.60/165,182.24 = 31,236.48/x
  3. Step 3: Cross multiply
    110,121.60x = 165,182.24 × 31,236.48
  4. Step 4: Simplify right side
    110,121.60x = 5,159,711,736.12
  5. Step 5: Solve for x
    x = 5,159,711,736.12/110,121.60
  6. Step 6: Final answer
    x = 46,854.67

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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.