Home / 99,043-213,486

Finding the Third Proportional to 99,043 and 213,486

Calculator

Solution

The third proportional to 99,043 and 213,486 is: 460,166.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,043 : 213,486 = 213,486 : x
  2. Step 2: Convert to fraction form
    99,043/213,486 = 213,486/x
  3. Step 3: Cross multiply
    99,043x = 213,486 × 213,486
  4. Step 4: Simplify right side
    99,043x = 45,576,272,196
  5. Step 5: Solve for x
    x = 45,576,272,196/99,043
  6. Step 6: Final answer
    x = 460,166.52

Related Problems

Find third proportional to 49,521.50 and 106,743
Half scale
Find third proportional to 198,086 and 426,972
Double scale
Find third proportional to 99,045 and 213,490
Similar ratio
Find third proportional to 148,564.50 and 320,229
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.