Home / 55,358-85,816

Finding the Third Proportional to 55,358 and 85,816

Calculator

Solution

The third proportional to 55,358 and 85,816 is: 133,032.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358 : 85,816 = 85,816 : x
  2. Step 2: Convert to fraction form
    55,358/85,816 = 85,816/x
  3. Step 3: Cross multiply
    55,358x = 85,816 × 85,816
  4. Step 4: Simplify right side
    55,358x = 7,364,385,856
  5. Step 5: Solve for x
    x = 7,364,385,856/55,358
  6. Step 6: Final answer
    x = 133,032.01

Related Problems

Find third proportional to 27,679 and 42,908
Half scale
Find third proportional to 110,716 and 171,632
Double scale
Find third proportional to 55,360 and 85,819
Similar ratio
Find third proportional to 83,037 and 128,724
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.