Home / 305,839.40-458,759.16-95,495.36

Finding the Fourth Proportional to 305,839.40, 458,759.16 and 95,495.36

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Solution

The fourth proportional to 305,839.40, 458,759.16 and 95,495.36 is: 143,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,839.40 : 458,759.16 = 95,495.36 : x
  2. Step 2: Convert to fraction form
    305,839.40/458,759.16 = 95,495.36/x
  3. Step 3: Cross multiply
    305,839.40x = 458,759.16 × 95,495.36
  4. Step 4: Simplify right side
    305,839.40x = 43,809,371,137.50
  5. Step 5: Solve for x
    x = 43,809,371,137.50/305,839.40
  6. Step 6: Final answer
    x = 143,243.06

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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.