Home / 45,911.81-64,987.31

Finding the Third Proportional to 45,911.81 and 64,987.31

Calculator

Solution

The third proportional to 45,911.81 and 64,987.31 is: 91,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,911.81 : 64,987.31 = 64,987.31 : x
  2. Step 2: Convert to fraction form
    45,911.81/64,987.31 = 64,987.31/x
  3. Step 3: Cross multiply
    45,911.81x = 64,987.31 × 64,987.31
  4. Step 4: Simplify right side
    45,911.81x = 4,223,350,785.97
  5. Step 5: Solve for x
    x = 4,223,350,785.97/45,911.81
  6. Step 6: Final answer
    x = 91,988.33

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.