Home / 71,568-151,776

Finding the Third Proportional to 71,568 and 151,776

Calculator

Solution

The third proportional to 71,568 and 151,776 is: 321,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,568 : 151,776 = 151,776 : x
  2. Step 2: Convert to fraction form
    71,568/151,776 = 151,776/x
  3. Step 3: Cross multiply
    71,568x = 151,776 × 151,776
  4. Step 4: Simplify right side
    71,568x = 23,035,954,176
  5. Step 5: Solve for x
    x = 23,035,954,176/71,568
  6. Step 6: Final answer
    x = 321,875.06

Related Problems

Find third proportional to 35,784 and 75,888
Half scale
Find third proportional to 143,136 and 303,552
Double scale
Find third proportional to 71,570 and 151,780
Similar ratio
Find third proportional to 107,352 and 227,664
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.