Home / 293,163.20-439,779.84-103,584.32

Finding the Fourth Proportional to 293,163.20, 439,779.84 and 103,584.32

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Solution

The fourth proportional to 293,163.20, 439,779.84 and 103,584.32 is: 155,388.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,163.20 : 439,779.84 = 103,584.32 : x
  2. Step 2: Convert to fraction form
    293,163.20/439,779.84 = 103,584.32/x
  3. Step 3: Cross multiply
    293,163.20x = 439,779.84 × 103,584.32
  4. Step 4: Simplify right side
    293,163.20x = 45,554,295,676.11
  5. Step 5: Solve for x
    x = 45,554,295,676.11/293,163.20
  6. Step 6: Final answer
    x = 155,388.86

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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.