Home / 72,574-157,586

Finding the Third Proportional to 72,574 and 157,586

Calculator

Solution

The third proportional to 72,574 and 157,586 is: 342,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,574 : 157,586 = 157,586 : x
  2. Step 2: Convert to fraction form
    72,574/157,586 = 157,586/x
  3. Step 3: Cross multiply
    72,574x = 157,586 × 157,586
  4. Step 4: Simplify right side
    72,574x = 24,833,347,396
  5. Step 5: Solve for x
    x = 24,833,347,396/72,574
  6. Step 6: Final answer
    x = 342,179.67

Related Problems

Find third proportional to 36,287 and 78,793
Half scale
Find third proportional to 145,148 and 315,172
Double scale
Find third proportional to 72,576 and 157,590
Similar ratio
Find third proportional to 108,861 and 236,379
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.