Home / 45,310-66,480

Finding the Third Proportional to 45,310 and 66,480

Calculator

Solution

The third proportional to 45,310 and 66,480 is: 97,541.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,310 : 66,480 = 66,480 : x
  2. Step 2: Convert to fraction form
    45,310/66,480 = 66,480/x
  3. Step 3: Cross multiply
    45,310x = 66,480 × 66,480
  4. Step 4: Simplify right side
    45,310x = 4,419,590,400
  5. Step 5: Solve for x
    x = 4,419,590,400/45,310
  6. Step 6: Final answer
    x = 97,541.17

Related Problems

Find third proportional to 22,655 and 33,240
Half scale
Find third proportional to 90,620 and 132,960
Double scale
Find third proportional to 45,312 and 66,483
Similar ratio
Find third proportional to 67,965 and 99,720
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.