Home / 68,570-103,587

Finding the Third Proportional to 68,570 and 103,587

Calculator

Solution

The third proportional to 68,570 and 103,587 is: 156,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,570 : 103,587 = 103,587 : x
  2. Step 2: Convert to fraction form
    68,570/103,587 = 103,587/x
  3. Step 3: Cross multiply
    68,570x = 103,587 × 103,587
  4. Step 4: Simplify right side
    68,570x = 10,730,266,569
  5. Step 5: Solve for x
    x = 10,730,266,569/68,570
  6. Step 6: Final answer
    x = 156,486.31

Related Problems

Find third proportional to 34,285 and 51,793.50
Half scale
Find third proportional to 137,140 and 207,174
Double scale
Find third proportional to 68,572 and 103,590
Similar ratio
Find third proportional to 102,855 and 155,380.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.