Home / 285,177.44-393,586.28-164,295.20

Finding the Fourth Proportional to 285,177.44, 393,586.28 and 164,295.20

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Solution

The fourth proportional to 285,177.44, 393,586.28 and 164,295.20 is: 226,751.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,177.44 : 393,586.28 = 164,295.20 : x
  2. Step 2: Convert to fraction form
    285,177.44/393,586.28 = 164,295.20/x
  3. Step 3: Cross multiply
    285,177.44x = 393,586.28 × 164,295.20
  4. Step 4: Simplify right side
    285,177.44x = 64,664,336,589.86
  5. Step 5: Solve for x
    x = 64,664,336,589.86/285,177.44
  6. Step 6: Final answer
    x = 226,751.23

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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.