Home / 79,686.74-119,502.23-23,511.94

Finding the Fourth Proportional to 79,686.74, 119,502.23 and 23,511.94

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Solution

The fourth proportional to 79,686.74, 119,502.23 and 23,511.94 is: 35,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,686.74 : 119,502.23 = 23,511.94 : x
  2. Step 2: Convert to fraction form
    79,686.74/119,502.23 = 23,511.94/x
  3. Step 3: Cross multiply
    79,686.74x = 119,502.23 × 23,511.94
  4. Step 4: Simplify right side
    79,686.74x = 2,809,728,546.56
  5. Step 5: Solve for x
    x = 2,809,728,546.56/79,686.74
  6. Step 6: Final answer
    x = 35,259.67

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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.