Home / 213,164.20-294,166.31-117,670.67

Finding the Fourth Proportional to 213,164.20, 294,166.31 and 117,670.67

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Solution

The fourth proportional to 213,164.20, 294,166.31 and 117,670.67 is: 162,385.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,164.20 : 294,166.31 = 117,670.67 : x
  2. Step 2: Convert to fraction form
    213,164.20/294,166.31 = 117,670.67/x
  3. Step 3: Cross multiply
    213,164.20x = 294,166.31 × 117,670.67
  4. Step 4: Simplify right side
    213,164.20x = 34,614,746,789.13
  5. Step 5: Solve for x
    x = 34,614,746,789.13/213,164.20
  6. Step 6: Final answer
    x = 162,385.37

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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.