Home / 239,408.00-330,384.03-131,975.67

Finding the Fourth Proportional to 239,408.00, 330,384.03 and 131,975.67

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Solution

The fourth proportional to 239,408.00, 330,384.03 and 131,975.67 is: 182,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,408.00 : 330,384.03 = 131,975.67 : x
  2. Step 2: Convert to fraction form
    239,408.00/330,384.03 = 131,975.67/x
  3. Step 3: Cross multiply
    239,408.00x = 330,384.03 × 131,975.67
  4. Step 4: Simplify right side
    239,408.00x = 43,602,653,716.55
  5. Step 5: Solve for x
    x = 43,602,653,716.55/239,408.00
  6. Step 6: Final answer
    x = 182,126.97

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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.