Home / 412,525.01-618,788-113,008.17

Finding the Fourth Proportional to 412,525.01, 618,788 and 113,008.17

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Solution

The fourth proportional to 412,525.01, 618,788 and 113,008.17 is: 169,512.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,525.01 : 618,788 = 113,008.17 : x
  2. Step 2: Convert to fraction form
    412,525.01/618,788 = 113,008.17/x
  3. Step 3: Cross multiply
    412,525.01x = 618,788 × 113,008.17
  4. Step 4: Simplify right side
    412,525.01x = 69,928,099,497.96
  5. Step 5: Solve for x
    x = 69,928,099,497.96/412,525.01
  6. Step 6: Final answer
    x = 169,512.39

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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.