Home / 45,184-69,120

Finding the Third Proportional to 45,184 and 69,120

Calculator

Solution

The third proportional to 45,184 and 69,120 is: 105,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,184 : 69,120 = 69,120 : x
  2. Step 2: Convert to fraction form
    45,184/69,120 = 69,120/x
  3. Step 3: Cross multiply
    45,184x = 69,120 × 69,120
  4. Step 4: Simplify right side
    45,184x = 4,777,574,400
  5. Step 5: Solve for x
    x = 4,777,574,400/45,184
  6. Step 6: Final answer
    x = 105,735.98

Related Problems

Find third proportional to 22,592 and 34,560
Half scale
Find third proportional to 90,368 and 138,240
Double scale
Find third proportional to 45,186 and 69,123
Similar ratio
Find third proportional to 67,776 and 103,680
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.