Home / 76,074.89-114,064.34-26,150.54

Finding the Fourth Proportional to 76,074.89, 114,064.34 and 26,150.54

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Solution

The fourth proportional to 76,074.89, 114,064.34 and 26,150.54 is: 39,209.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,074.89 : 114,064.34 = 26,150.54 : x
  2. Step 2: Convert to fraction form
    76,074.89/114,064.34 = 26,150.54/x
  3. Step 3: Cross multiply
    76,074.89x = 114,064.34 × 26,150.54
  4. Step 4: Simplify right side
    76,074.89x = 2,982,843,384.67
  5. Step 5: Solve for x
    x = 2,982,843,384.67/76,074.89
  6. Step 6: Final answer
    x = 39,209.31

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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.