Home / 69,312-103,536

Finding the Third Proportional to 69,312 and 103,536

Calculator

Solution

The third proportional to 69,312 and 103,536 is: 154,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,312 : 103,536 = 103,536 : x
  2. Step 2: Convert to fraction form
    69,312/103,536 = 103,536/x
  3. Step 3: Cross multiply
    69,312x = 103,536 × 103,536
  4. Step 4: Simplify right side
    69,312x = 10,719,703,296
  5. Step 5: Solve for x
    x = 10,719,703,296/69,312
  6. Step 6: Final answer
    x = 154,658.69

Related Problems

Find third proportional to 34,656 and 51,768
Half scale
Find third proportional to 138,624 and 207,072
Double scale
Find third proportional to 69,314 and 103,539
Similar ratio
Find third proportional to 103,968 and 155,304
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.