Home / 148,280.85-204,627.18-80,297.82

Finding the Fourth Proportional to 148,280.85, 204,627.18 and 80,297.82

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Solution

The fourth proportional to 148,280.85, 204,627.18 and 80,297.82 is: 110,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,280.85 : 204,627.18 = 80,297.82 : x
  2. Step 2: Convert to fraction form
    148,280.85/204,627.18 = 80,297.82/x
  3. Step 3: Cross multiply
    148,280.85x = 204,627.18 × 80,297.82
  4. Step 4: Simplify right side
    148,280.85x = 16,431,116,466.75
  5. Step 5: Solve for x
    x = 16,431,116,466.75/148,280.85
  6. Step 6: Final answer
    x = 110,810.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.