Home / 99,188-218,032

Finding the Third Proportional to 99,188 and 218,032

Calculator

Solution

The third proportional to 99,188 and 218,032 is: 479,271.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,188 : 218,032 = 218,032 : x
  2. Step 2: Convert to fraction form
    99,188/218,032 = 218,032/x
  3. Step 3: Cross multiply
    99,188x = 218,032 × 218,032
  4. Step 4: Simplify right side
    99,188x = 47,537,953,024
  5. Step 5: Solve for x
    x = 47,537,953,024/99,188
  6. Step 6: Final answer
    x = 479,271.21

Related Problems

Find third proportional to 49,594 and 109,016
Half scale
Find third proportional to 198,376 and 436,064
Double scale
Find third proportional to 99,190 and 218,036
Similar ratio
Find third proportional to 148,782 and 327,048
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.