Home / 78,528-125,076

Finding the Third Proportional to 78,528 and 125,076

Calculator

Solution

The third proportional to 78,528 and 125,076 is: 199,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,528 : 125,076 = 125,076 : x
  2. Step 2: Convert to fraction form
    78,528/125,076 = 125,076/x
  3. Step 3: Cross multiply
    78,528x = 125,076 × 125,076
  4. Step 4: Simplify right side
    78,528x = 15,644,005,776
  5. Step 5: Solve for x
    x = 15,644,005,776/78,528
  6. Step 6: Final answer
    x = 199,215.64

Related Problems

Find third proportional to 39,264 and 62,538
Half scale
Find third proportional to 157,056 and 250,152
Double scale
Find third proportional to 78,530 and 125,079
Similar ratio
Find third proportional to 117,792 and 187,614
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.