Home / 77,332-102,822

Finding the Third Proportional to 77,332 and 102,822

Calculator

Solution

The third proportional to 77,332 and 102,822 is: 136,713.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,332 : 102,822 = 102,822 : x
  2. Step 2: Convert to fraction form
    77,332/102,822 = 102,822/x
  3. Step 3: Cross multiply
    77,332x = 102,822 × 102,822
  4. Step 4: Simplify right side
    77,332x = 10,572,363,684
  5. Step 5: Solve for x
    x = 10,572,363,684/77,332
  6. Step 6: Final answer
    x = 136,713.96

Related Problems

Find third proportional to 38,666 and 51,411
Half scale
Find third proportional to 154,664 and 205,644
Double scale
Find third proportional to 77,334 and 102,825
Similar ratio
Find third proportional to 115,998 and 154,233
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.