Home / 171,948.20-257,922.30-162,762.80

Finding the Fourth Proportional to 171,948.20, 257,922.30 and 162,762.80

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Solution

The fourth proportional to 171,948.20, 257,922.30 and 162,762.80 is: 244,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,948.20 : 257,922.30 = 162,762.80 : x
  2. Step 2: Convert to fraction form
    171,948.20/257,922.30 = 162,762.80/x
  3. Step 3: Cross multiply
    171,948.20x = 257,922.30 × 162,762.80
  4. Step 4: Simplify right side
    171,948.20x = 41,980,155,730.44
  5. Step 5: Solve for x
    x = 41,980,155,730.44/171,948.20
  6. Step 6: Final answer
    x = 244,144.20

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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.