Home / 112,140-168,681

Finding the Third Proportional to 112,140 and 168,681

Calculator

Solution

The third proportional to 112,140 and 168,681 is: 253,729.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,140 : 168,681 = 168,681 : x
  2. Step 2: Convert to fraction form
    112,140/168,681 = 168,681/x
  3. Step 3: Cross multiply
    112,140x = 168,681 × 168,681
  4. Step 4: Simplify right side
    112,140x = 28,453,279,761
  5. Step 5: Solve for x
    x = 28,453,279,761/112,140
  6. Step 6: Final answer
    x = 253,729.98

Related Problems

Find third proportional to 56,070 and 84,340.50
Half scale
Find third proportional to 224,280 and 337,362
Double scale
Find third proportional to 112,142 and 168,684
Similar ratio
Find third proportional to 168,210 and 253,021.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.