Home / 39,937-76,769

Finding the Third Proportional to 39,937 and 76,769

Calculator

Solution

The third proportional to 39,937 and 76,769 is: 147,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,937 : 76,769 = 76,769 : x
  2. Step 2: Convert to fraction form
    39,937/76,769 = 76,769/x
  3. Step 3: Cross multiply
    39,937x = 76,769 × 76,769
  4. Step 4: Simplify right side
    39,937x = 5,893,479,361
  5. Step 5: Solve for x
    x = 5,893,479,361/39,937
  6. Step 6: Final answer
    x = 147,569.41

Related Problems

Find third proportional to 19,968.50 and 38,384.50
Half scale
Find third proportional to 79,874 and 153,538
Double scale
Find third proportional to 39,939 and 76,773
Similar ratio
Find third proportional to 59,905.50 and 115,153.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.