Home / 95,450.79-143,112.99-45,538.59

Finding the Fourth Proportional to 95,450.79, 143,112.99 and 45,538.59

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Solution

The fourth proportional to 95,450.79, 143,112.99 and 45,538.59 is: 68,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,450.79 : 143,112.99 = 45,538.59 : x
  2. Step 2: Convert to fraction form
    95,450.79/143,112.99 = 45,538.59/x
  3. Step 3: Cross multiply
    95,450.79x = 143,112.99 × 45,538.59
  4. Step 4: Simplify right side
    95,450.79x = 6,517,163,775.28
  5. Step 5: Solve for x
    x = 6,517,163,775.28/95,450.79
  6. Step 6: Final answer
    x = 68,277.74

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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.