Home / 159,719-239,583

Finding the Third Proportional to 159,719 and 239,583

Calculator

Solution

The third proportional to 159,719 and 239,583 is: 359,381.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,719 : 239,583 = 239,583 : x
  2. Step 2: Convert to fraction form
    159,719/239,583 = 239,583/x
  3. Step 3: Cross multiply
    159,719x = 239,583 × 239,583
  4. Step 4: Simplify right side
    159,719x = 57,400,013,889
  5. Step 5: Solve for x
    x = 57,400,013,889/159,719
  6. Step 6: Final answer
    x = 359,381.25

Related Problems

Find third proportional to 79,859.50 and 119,791.50
Half scale
Find third proportional to 319,438 and 479,166
Double scale
Find third proportional to 159,721 and 239,586
Similar ratio
Find third proportional to 239,578.50 and 359,374.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.