Home / 91,146-121,950.75

Finding the Third Proportional to 91,146 and 121,950.75

Calculator

Solution

The third proportional to 91,146 and 121,950.75 is: 163,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,146 : 121,950.75 = 121,950.75 : x
  2. Step 2: Convert to fraction form
    91,146/121,950.75 = 121,950.75/x
  3. Step 3: Cross multiply
    91,146x = 121,950.75 × 121,950.75
  4. Step 4: Simplify right side
    91,146x = 14,871,985,425.56
  5. Step 5: Solve for x
    x = 14,871,985,425.56/91,146
  6. Step 6: Final answer
    x = 163,166.63

Related Problems

Find third proportional to 45,573 and 60,975.38
Half scale
Find third proportional to 182,292 and 243,901.50
Double scale
Find third proportional to 91,148 and 121,953
Similar ratio
Find third proportional to 136,719 and 182,926.13
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.