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Finding the Fourth Proportional to 180,810.90, 271,028.10 and 60,778.62

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Solution

The fourth proportional to 180,810.90, 271,028.10 and 60,778.62 is: 91,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,810.90 : 271,028.10 = 60,778.62 : x
  2. Step 2: Convert to fraction form
    180,810.90/271,028.10 = 60,778.62/x
  3. Step 3: Cross multiply
    180,810.90x = 271,028.10 × 60,778.62
  4. Step 4: Simplify right side
    180,810.90x = 16,472,713,899.22
  5. Step 5: Solve for x
    x = 16,472,713,899.22/180,810.90
  6. Step 6: Final answer
    x = 91,104.65

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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.