Home / 64,704-137,184

Finding the Third Proportional to 64,704 and 137,184

Calculator

Solution

The third proportional to 64,704 and 137,184 is: 290,854.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,704 : 137,184 = 137,184 : x
  2. Step 2: Convert to fraction form
    64,704/137,184 = 137,184/x
  3. Step 3: Cross multiply
    64,704x = 137,184 × 137,184
  4. Step 4: Simplify right side
    64,704x = 18,819,449,856
  5. Step 5: Solve for x
    x = 18,819,449,856/64,704
  6. Step 6: Final answer
    x = 290,854.50

Related Problems

Find third proportional to 32,352 and 68,592
Half scale
Find third proportional to 129,408 and 274,368
Double scale
Find third proportional to 64,706 and 137,188
Similar ratio
Find third proportional to 97,056 and 205,776
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.