Home / 154,150.37-212,668.46-93,698.96

Finding the Fourth Proportional to 154,150.37, 212,668.46 and 93,698.96

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Solution

The fourth proportional to 154,150.37, 212,668.46 and 93,698.96 is: 129,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,150.37 : 212,668.46 = 93,698.96 : x
  2. Step 2: Convert to fraction form
    154,150.37/212,668.46 = 93,698.96/x
  3. Step 3: Cross multiply
    154,150.37x = 212,668.46 × 93,698.96
  4. Step 4: Simplify right side
    154,150.37x = 19,926,813,589.98
  5. Step 5: Solve for x
    x = 19,926,813,589.98/154,150.37
  6. Step 6: Final answer
    x = 129,268.67

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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.