Home / 64,557-139,837

Finding the Third Proportional to 64,557 and 139,837

Calculator

Solution

The third proportional to 64,557 and 139,837 is: 302,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,557 : 139,837 = 139,837 : x
  2. Step 2: Convert to fraction form
    64,557/139,837 = 139,837/x
  3. Step 3: Cross multiply
    64,557x = 139,837 × 139,837
  4. Step 4: Simplify right side
    64,557x = 19,554,386,569
  5. Step 5: Solve for x
    x = 19,554,386,569/64,557
  6. Step 6: Final answer
    x = 302,901.10

Related Problems

Find third proportional to 32,278.50 and 69,918.50
Half scale
Find third proportional to 129,114 and 279,674
Double scale
Find third proportional to 64,559 and 139,841
Similar ratio
Find third proportional to 96,835.50 and 209,755.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.