Home / 221,095.44-331,365.33-119,889.72

Finding the Fourth Proportional to 221,095.44, 331,365.33 and 119,889.72

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Solution

The fourth proportional to 221,095.44, 331,365.33 and 119,889.72 is: 179,683.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,095.44 : 331,365.33 = 119,889.72 : x
  2. Step 2: Convert to fraction form
    221,095.44/331,365.33 = 119,889.72/x
  3. Step 3: Cross multiply
    221,095.44x = 331,365.33 × 119,889.72
  4. Step 4: Simplify right side
    221,095.44x = 39,727,296,631.41
  5. Step 5: Solve for x
    x = 39,727,296,631.41/221,095.44
  6. Step 6: Final answer
    x = 179,683.93

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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.