Home / 148,287-229,803

Finding the Third Proportional to 148,287 and 229,803

Calculator

Solution

The third proportional to 148,287 and 229,803 is: 356,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,287 : 229,803 = 229,803 : x
  2. Step 2: Convert to fraction form
    148,287/229,803 = 229,803/x
  3. Step 3: Cross multiply
    148,287x = 229,803 × 229,803
  4. Step 4: Simplify right side
    148,287x = 52,809,418,809
  5. Step 5: Solve for x
    x = 52,809,418,809/148,287
  6. Step 6: Final answer
    x = 356,129.79

Related Problems

Find third proportional to 74,143.50 and 114,901.50
Half scale
Find third proportional to 296,574 and 459,606
Double scale
Find third proportional to 148,289 and 229,806
Similar ratio
Find third proportional to 222,430.50 and 344,704.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.