Home / 69,911.42-104,795.13-30,461.18

Finding the Fourth Proportional to 69,911.42, 104,795.13 and 30,461.18

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Solution

The fourth proportional to 69,911.42, 104,795.13 and 30,461.18 is: 45,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,911.42 : 104,795.13 = 30,461.18 : x
  2. Step 2: Convert to fraction form
    69,911.42/104,795.13 = 30,461.18/x
  3. Step 3: Cross multiply
    69,911.42x = 104,795.13 × 30,461.18
  4. Step 4: Simplify right side
    69,911.42x = 3,192,183,318.05
  5. Step 5: Solve for x
    x = 3,192,183,318.05/69,911.42
  6. Step 6: Final answer
    x = 45,660.40

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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.