Home / 122,779.82-184,169.04-31,595.15

Finding the Fourth Proportional to 122,779.82, 184,169.04 and 31,595.15

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Solution

The fourth proportional to 122,779.82, 184,169.04 and 31,595.15 is: 47,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,779.82 : 184,169.04 = 31,595.15 : x
  2. Step 2: Convert to fraction form
    122,779.82/184,169.04 = 31,595.15/x
  3. Step 3: Cross multiply
    122,779.82x = 184,169.04 × 31,595.15
  4. Step 4: Simplify right side
    122,779.82x = 5,818,847,523.31
  5. Step 5: Solve for x
    x = 5,818,847,523.31/122,779.82
  6. Step 6: Final answer
    x = 47,392.54

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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.