Home / 122,860.67-184,290.86-38,628.19

Finding the Fourth Proportional to 122,860.67, 184,290.86 and 38,628.19

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Solution

The fourth proportional to 122,860.67, 184,290.86 and 38,628.19 is: 57,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,860.67 : 184,290.86 = 38,628.19 : x
  2. Step 2: Convert to fraction form
    122,860.67/184,290.86 = 38,628.19/x
  3. Step 3: Cross multiply
    122,860.67x = 184,290.86 × 38,628.19
  4. Step 4: Simplify right side
    122,860.67x = 7,118,822,682.28
  5. Step 5: Solve for x
    x = 7,118,822,682.28/122,860.67
  6. Step 6: Final answer
    x = 57,942.24

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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.