Home / 51,399.24-77,046.34-29,165.65

Finding the Fourth Proportional to 51,399.24, 77,046.34 and 29,165.65

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Solution

The fourth proportional to 51,399.24, 77,046.34 and 29,165.65 is: 43,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,399.24 : 77,046.34 = 29,165.65 : x
  2. Step 2: Convert to fraction form
    51,399.24/77,046.34 = 29,165.65/x
  3. Step 3: Cross multiply
    51,399.24x = 77,046.34 × 29,165.65
  4. Step 4: Simplify right side
    51,399.24x = 2,247,106,586.22
  5. Step 5: Solve for x
    x = 2,247,106,586.22/51,399.24
  6. Step 6: Final answer
    x = 43,718.67

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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.