Home / 105,207.06-145,183.49-57,460.59

Finding the Fourth Proportional to 105,207.06, 145,183.49 and 57,460.59

Calculator

Solution

The fourth proportional to 105,207.06, 145,183.49 and 57,460.59 is: 79,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,207.06 : 145,183.49 = 57,460.59 : x
  2. Step 2: Convert to fraction form
    105,207.06/145,183.49 = 57,460.59/x
  3. Step 3: Cross multiply
    105,207.06x = 145,183.49 × 57,460.59
  4. Step 4: Simplify right side
    105,207.06x = 8,342,328,993.66
  5. Step 5: Solve for x
    x = 8,342,328,993.66/105,207.06
  6. Step 6: Final answer
    x = 79,294.38

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.