Home / 76,608.09-114,814.80-34,443.14

Finding the Fourth Proportional to 76,608.09, 114,814.80 and 34,443.14

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Solution

The fourth proportional to 76,608.09, 114,814.80 and 34,443.14 is: 51,620.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,608.09 : 114,814.80 = 34,443.14 : x
  2. Step 2: Convert to fraction form
    76,608.09/114,814.80 = 34,443.14/x
  3. Step 3: Cross multiply
    76,608.09x = 114,814.80 × 34,443.14
  4. Step 4: Simplify right side
    76,608.09x = 3,954,581,656.40
  5. Step 5: Solve for x
    x = 3,954,581,656.40/76,608.09
  6. Step 6: Final answer
    x = 51,620.94

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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.