Home / 170,933.60-256,400.40-169,767.20

Finding the Fourth Proportional to 170,933.60, 256,400.40 and 169,767.20

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Solution

The fourth proportional to 170,933.60, 256,400.40 and 169,767.20 is: 254,650.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,933.60 : 256,400.40 = 169,767.20 : x
  2. Step 2: Convert to fraction form
    170,933.60/256,400.40 = 169,767.20/x
  3. Step 3: Cross multiply
    170,933.60x = 256,400.40 × 169,767.20
  4. Step 4: Simplify right side
    170,933.60x = 43,528,377,986.88
  5. Step 5: Solve for x
    x = 43,528,377,986.88/170,933.60
  6. Step 6: Final answer
    x = 254,650.80

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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.