Home / 80,038.14-120,075.03-23,879.22

Finding the Fourth Proportional to 80,038.14, 120,075.03 and 23,879.22

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Solution

The fourth proportional to 80,038.14, 120,075.03 and 23,879.22 is: 35,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,038.14 : 120,075.03 = 23,879.22 : x
  2. Step 2: Convert to fraction form
    80,038.14/120,075.03 = 23,879.22/x
  3. Step 3: Cross multiply
    80,038.14x = 120,075.03 × 23,879.22
  4. Step 4: Simplify right side
    80,038.14x = 2,867,297,607.60
  5. Step 5: Solve for x
    x = 2,867,297,607.60/80,038.14
  6. Step 6: Final answer
    x = 35,824.14

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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.