Home / 76,053.10-114,087.48-28,708.07

Finding the Fourth Proportional to 76,053.10, 114,087.48 and 28,708.07

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Solution

The fourth proportional to 76,053.10, 114,087.48 and 28,708.07 is: 43,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,053.10 : 114,087.48 = 28,708.07 : x
  2. Step 2: Convert to fraction form
    76,053.10/114,087.48 = 28,708.07/x
  3. Step 3: Cross multiply
    76,053.10x = 114,087.48 × 28,708.07
  4. Step 4: Simplify right side
    76,053.10x = 3,275,231,361.96
  5. Step 5: Solve for x
    x = 3,275,231,361.96/76,053.10
  6. Step 6: Final answer
    x = 43,065.06

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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.