Home / 78,312-167,832

Finding the Third Proportional to 78,312 and 167,832

Calculator

Solution

The third proportional to 78,312 and 167,832 is: 359,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,312 : 167,832 = 167,832 : x
  2. Step 2: Convert to fraction form
    78,312/167,832 = 167,832/x
  3. Step 3: Cross multiply
    78,312x = 167,832 × 167,832
  4. Step 4: Simplify right side
    78,312x = 28,167,580,224
  5. Step 5: Solve for x
    x = 28,167,580,224/78,312
  6. Step 6: Final answer
    x = 359,684.09

Related Problems

Find third proportional to 39,156 and 83,916
Half scale
Find third proportional to 156,624 and 335,664
Double scale
Find third proportional to 78,314 and 167,836
Similar ratio
Find third proportional to 117,468 and 251,748
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.