Home / 178,616-243,237

Finding the Third Proportional to 178,616 and 243,237

Calculator

Solution

The third proportional to 178,616 and 243,237 is: 331,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,616 : 243,237 = 243,237 : x
  2. Step 2: Convert to fraction form
    178,616/243,237 = 243,237/x
  3. Step 3: Cross multiply
    178,616x = 243,237 × 243,237
  4. Step 4: Simplify right side
    178,616x = 59,164,238,169
  5. Step 5: Solve for x
    x = 59,164,238,169/178,616
  6. Step 6: Final answer
    x = 331,237.06

Related Problems

Find third proportional to 89,308 and 121,618.50
Half scale
Find third proportional to 357,232 and 486,474
Double scale
Find third proportional to 178,618 and 243,240
Similar ratio
Find third proportional to 267,924 and 364,855.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.