Home / 60,816-90,816

Finding the Third Proportional to 60,816 and 90,816

Calculator

Solution

The third proportional to 60,816 and 90,816 is: 135,614.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,816 : 90,816 = 90,816 : x
  2. Step 2: Convert to fraction form
    60,816/90,816 = 90,816/x
  3. Step 3: Cross multiply
    60,816x = 90,816 × 90,816
  4. Step 4: Simplify right side
    60,816x = 8,247,545,856
  5. Step 5: Solve for x
    x = 8,247,545,856/60,816
  6. Step 6: Final answer
    x = 135,614.74

Related Problems

Find third proportional to 30,408 and 45,408
Half scale
Find third proportional to 121,632 and 181,632
Double scale
Find third proportional to 60,818 and 90,819
Similar ratio
Find third proportional to 91,224 and 136,224
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.