Home / 80,440.02-110,991.06-48,610.67

Finding the Fourth Proportional to 80,440.02, 110,991.06 and 48,610.67

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Solution

The fourth proportional to 80,440.02, 110,991.06 and 48,610.67 is: 67,072.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,440.02 : 110,991.06 = 48,610.67 : x
  2. Step 2: Convert to fraction form
    80,440.02/110,991.06 = 48,610.67/x
  3. Step 3: Cross multiply
    80,440.02x = 110,991.06 × 48,610.67
  4. Step 4: Simplify right side
    80,440.02x = 5,395,349,235.65
  5. Step 5: Solve for x
    x = 5,395,349,235.65/80,440.02
  6. Step 6: Final answer
    x = 67,072.95

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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.