Home / 145,881-314,118

Finding the Third Proportional to 145,881 and 314,118

Calculator

Solution

The third proportional to 145,881 and 314,118 is: 676,374.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,881 : 314,118 = 314,118 : x
  2. Step 2: Convert to fraction form
    145,881/314,118 = 314,118/x
  3. Step 3: Cross multiply
    145,881x = 314,118 × 314,118
  4. Step 4: Simplify right side
    145,881x = 98,670,117,924
  5. Step 5: Solve for x
    x = 98,670,117,924/145,881
  6. Step 6: Final answer
    x = 676,374.02

Related Problems

Find third proportional to 72,940.50 and 157,059
Half scale
Find third proportional to 291,762 and 628,236
Double scale
Find third proportional to 145,883 and 314,122
Similar ratio
Find third proportional to 218,821.50 and 471,177
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.