Home / 48,768.70-73,065.56-46,144.30

Finding the Fourth Proportional to 48,768.70, 73,065.56 and 46,144.30

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Solution

The fourth proportional to 48,768.70, 73,065.56 and 46,144.30 is: 69,133.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,768.70 : 73,065.56 = 46,144.30 : x
  2. Step 2: Convert to fraction form
    48,768.70/73,065.56 = 46,144.30/x
  3. Step 3: Cross multiply
    48,768.70x = 73,065.56 × 46,144.30
  4. Step 4: Simplify right side
    48,768.70x = 3,371,559,120.31
  5. Step 5: Solve for x
    x = 3,371,559,120.31/48,768.70
  6. Step 6: Final answer
    x = 69,133.67

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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.