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Finding the Fourth Proportional to 180,696.42, 271,066.50 and 170,745.57

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Solution

The fourth proportional to 180,696.42, 271,066.50 and 170,745.57 is: 256,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,696.42 : 271,066.50 = 170,745.57 : x
  2. Step 2: Convert to fraction form
    180,696.42/271,066.50 = 170,745.57/x
  3. Step 3: Cross multiply
    180,696.42x = 271,066.50 × 170,745.57
  4. Step 4: Simplify right side
    180,696.42x = 46,283,404,050.41
  5. Step 5: Solve for x
    x = 46,283,404,050.41/180,696.42
  6. Step 6: Final answer
    x = 256,139.02

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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.