Home / 73,312.75-101,172.14-39,778.75

Finding the Fourth Proportional to 73,312.75, 101,172.14 and 39,778.75

Calculator

Solution

The fourth proportional to 73,312.75, 101,172.14 and 39,778.75 is: 54,894.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,312.75 : 101,172.14 = 39,778.75 : x
  2. Step 2: Convert to fraction form
    73,312.75/101,172.14 = 39,778.75/x
  3. Step 3: Cross multiply
    73,312.75x = 101,172.14 × 39,778.75
  4. Step 4: Simplify right side
    73,312.75x = 4,024,501,065.13
  5. Step 5: Solve for x
    x = 4,024,501,065.13/73,312.75
  6. Step 6: Final answer
    x = 54,894.97

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.