Home / 179,421-243,783

Finding the Third Proportional to 179,421 and 243,783

Calculator

Solution

The third proportional to 179,421 and 243,783 is: 331,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,421 : 243,783 = 243,783 : x
  2. Step 2: Convert to fraction form
    179,421/243,783 = 243,783/x
  3. Step 3: Cross multiply
    179,421x = 243,783 × 243,783
  4. Step 4: Simplify right side
    179,421x = 59,430,151,089
  5. Step 5: Solve for x
    x = 59,430,151,089/179,421
  6. Step 6: Final answer
    x = 331,232.97

Related Problems

Find third proportional to 89,710.50 and 121,891.50
Half scale
Find third proportional to 358,842 and 487,566
Double scale
Find third proportional to 179,423 and 243,786
Similar ratio
Find third proportional to 269,131.50 and 365,674.50
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.