Home / 170,790.56-256,185.28-46,131.60

Finding the Fourth Proportional to 170,790.56, 256,185.28 and 46,131.60

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Solution

The fourth proportional to 170,790.56, 256,185.28 and 46,131.60 is: 69,197.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,790.56 : 256,185.28 = 46,131.60 : x
  2. Step 2: Convert to fraction form
    170,790.56/256,185.28 = 46,131.60/x
  3. Step 3: Cross multiply
    170,790.56x = 256,185.28 × 46,131.60
  4. Step 4: Simplify right side
    170,790.56x = 11,818,236,862.85
  5. Step 5: Solve for x
    x = 11,818,236,862.85/170,790.56
  6. Step 6: Final answer
    x = 69,197.25

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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.