Home / 412,069.96-618,005.04-112,551.94

Finding the Fourth Proportional to 412,069.96, 618,005.04 and 112,551.94

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Solution

The fourth proportional to 412,069.96, 618,005.04 and 112,551.94 is: 168,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,069.96 : 618,005.04 = 112,551.94 : x
  2. Step 2: Convert to fraction form
    412,069.96/618,005.04 = 112,551.94/x
  3. Step 3: Cross multiply
    412,069.96x = 618,005.04 × 112,551.94
  4. Step 4: Simplify right side
    412,069.96x = 69,557,666,181.78
  5. Step 5: Solve for x
    x = 69,557,666,181.78/412,069.96
  6. Step 6: Final answer
    x = 168,800.62

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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.