Home / 45,103-70,112

Finding the Third Proportional to 45,103 and 70,112

Calculator

Solution

The third proportional to 45,103 and 70,112 is: 108,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,103 : 70,112 = 70,112 : x
  2. Step 2: Convert to fraction form
    45,103/70,112 = 70,112/x
  3. Step 3: Cross multiply
    45,103x = 70,112 × 70,112
  4. Step 4: Simplify right side
    45,103x = 4,915,692,544
  5. Step 5: Solve for x
    x = 4,915,692,544/45,103
  6. Step 6: Final answer
    x = 108,988.15

Related Problems

Find third proportional to 22,551.50 and 35,056
Half scale
Find third proportional to 90,206 and 140,224
Double scale
Find third proportional to 45,105 and 70,115
Similar ratio
Find third proportional to 67,654.50 and 105,168
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.