Home / 74,838-166,290

Finding the Third Proportional to 74,838 and 166,290

Calculator

Solution

The third proportional to 74,838 and 166,290 is: 369,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,838 : 166,290 = 166,290 : x
  2. Step 2: Convert to fraction form
    74,838/166,290 = 166,290/x
  3. Step 3: Cross multiply
    74,838x = 166,290 × 166,290
  4. Step 4: Simplify right side
    74,838x = 27,652,364,100
  5. Step 5: Solve for x
    x = 27,652,364,100/74,838
  6. Step 6: Final answer
    x = 369,496.30

Related Problems

Find third proportional to 37,419 and 83,145
Half scale
Find third proportional to 149,676 and 332,580
Double scale
Find third proportional to 74,840 and 166,294
Similar ratio
Find third proportional to 112,257 and 249,435
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.