Home / 57,868-86,964

Finding the Third Proportional to 57,868 and 86,964

Calculator

Solution

The third proportional to 57,868 and 86,964 is: 130,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,868 : 86,964 = 86,964 : x
  2. Step 2: Convert to fraction form
    57,868/86,964 = 86,964/x
  3. Step 3: Cross multiply
    57,868x = 86,964 × 86,964
  4. Step 4: Simplify right side
    57,868x = 7,562,737,296
  5. Step 5: Solve for x
    x = 7,562,737,296/57,868
  6. Step 6: Final answer
    x = 130,689.45

Related Problems

Find third proportional to 28,934 and 43,482
Half scale
Find third proportional to 115,736 and 173,928
Double scale
Find third proportional to 57,870 and 86,967
Similar ratio
Find third proportional to 86,802 and 130,446
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.