Home / 138,262.95-207,427.23-44,768.70

Finding the Fourth Proportional to 138,262.95, 207,427.23 and 44,768.70

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Solution

The fourth proportional to 138,262.95, 207,427.23 and 44,768.70 is: 67,163.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,262.95 : 207,427.23 = 44,768.70 : x
  2. Step 2: Convert to fraction form
    138,262.95/207,427.23 = 44,768.70/x
  3. Step 3: Cross multiply
    138,262.95x = 207,427.23 × 44,768.70
  4. Step 4: Simplify right side
    138,262.95x = 9,286,247,431.70
  5. Step 5: Solve for x
    x = 9,286,247,431.70/138,262.95
  6. Step 6: Final answer
    x = 67,163.67

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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.