Home / 76,050.42-114,091.70-28,664.51

Finding the Fourth Proportional to 76,050.42, 114,091.70 and 28,664.51

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Solution

The fourth proportional to 76,050.42, 114,091.70 and 28,664.51 is: 43,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,050.42 : 114,091.70 = 28,664.51 : x
  2. Step 2: Convert to fraction form
    76,050.42/114,091.70 = 28,664.51/x
  3. Step 3: Cross multiply
    76,050.42x = 114,091.70 × 28,664.51
  4. Step 4: Simplify right side
    76,050.42x = 3,270,381,961.79
  5. Step 5: Solve for x
    x = 3,270,381,961.79/76,050.42
  6. Step 6: Final answer
    x = 43,002.81

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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.