Home / 76,280.33-114,427.89-23,675.69

Finding the Fourth Proportional to 76,280.33, 114,427.89 and 23,675.69

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Solution

The fourth proportional to 76,280.33, 114,427.89 and 23,675.69 is: 35,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,280.33 : 114,427.89 = 23,675.69 : x
  2. Step 2: Convert to fraction form
    76,280.33/114,427.89 = 23,675.69/x
  3. Step 3: Cross multiply
    76,280.33x = 114,427.89 × 23,675.69
  4. Step 4: Simplify right side
    76,280.33x = 2,709,159,537.06
  5. Step 5: Solve for x
    x = 2,709,159,537.06/76,280.33
  6. Step 6: Final answer
    x = 35,515.83

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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.