Home / 109,312-160,840

Finding the Third Proportional to 109,312 and 160,840

Calculator

Solution

The third proportional to 109,312 and 160,840 is: 236,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,312 : 160,840 = 160,840 : x
  2. Step 2: Convert to fraction form
    109,312/160,840 = 160,840/x
  3. Step 3: Cross multiply
    109,312x = 160,840 × 160,840
  4. Step 4: Simplify right side
    109,312x = 25,869,505,600
  5. Step 5: Solve for x
    x = 25,869,505,600/109,312
  6. Step 6: Final answer
    x = 236,657.51

Related Problems

Find third proportional to 54,656 and 80,420
Half scale
Find third proportional to 218,624 and 321,680
Double scale
Find third proportional to 109,314 and 160,843
Similar ratio
Find third proportional to 163,968 and 241,260
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.