Home / 119,183.24-164,425.84-76,766.36

Finding the Fourth Proportional to 119,183.24, 164,425.84 and 76,766.36

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Solution

The fourth proportional to 119,183.24, 164,425.84 and 76,766.36 is: 105,907.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,183.24 : 164,425.84 = 76,766.36 : x
  2. Step 2: Convert to fraction form
    119,183.24/164,425.84 = 76,766.36/x
  3. Step 3: Cross multiply
    119,183.24x = 164,425.84 × 76,766.36
  4. Step 4: Simplify right side
    119,183.24x = 12,622,373,226.74
  5. Step 5: Solve for x
    x = 12,622,373,226.74/119,183.24
  6. Step 6: Final answer
    x = 105,907.28

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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.