Home / 76,045.07-114,074.26-19,884.96

Finding the Fourth Proportional to 76,045.07, 114,074.26 and 19,884.96

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Solution

The fourth proportional to 76,045.07, 114,074.26 and 19,884.96 is: 29,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,045.07 : 114,074.26 = 19,884.96 : x
  2. Step 2: Convert to fraction form
    76,045.07/114,074.26 = 19,884.96/x
  3. Step 3: Cross multiply
    76,045.07x = 114,074.26 × 19,884.96
  4. Step 4: Simplify right side
    76,045.07x = 2,268,361,650.06
  5. Step 5: Solve for x
    x = 2,268,361,650.06/76,045.07
  6. Step 6: Final answer
    x = 29,829.18

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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.