Home / 122,675.18-184,012.55-38,441.81

Finding the Fourth Proportional to 122,675.18, 184,012.55 and 38,441.81

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Solution

The fourth proportional to 122,675.18, 184,012.55 and 38,441.81 is: 57,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,675.18 : 184,012.55 = 38,441.81 : x
  2. Step 2: Convert to fraction form
    122,675.18/184,012.55 = 38,441.81/x
  3. Step 3: Cross multiply
    122,675.18x = 184,012.55 × 38,441.81
  4. Step 4: Simplify right side
    122,675.18x = 7,073,774,372.44
  5. Step 5: Solve for x
    x = 7,073,774,372.44/122,675.18
  6. Step 6: Final answer
    x = 57,662.64

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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.