Home / 109,942-239,570

Finding the Third Proportional to 109,942 and 239,570

Calculator

Solution

The third proportional to 109,942 and 239,570 is: 522,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,942 : 239,570 = 239,570 : x
  2. Step 2: Convert to fraction form
    109,942/239,570 = 239,570/x
  3. Step 3: Cross multiply
    109,942x = 239,570 × 239,570
  4. Step 4: Simplify right side
    109,942x = 57,393,784,900
  5. Step 5: Solve for x
    x = 57,393,784,900/109,942
  6. Step 6: Final answer
    x = 522,036.94

Related Problems

Find third proportional to 54,971 and 119,785
Half scale
Find third proportional to 219,884 and 479,140
Double scale
Find third proportional to 109,944 and 239,574
Similar ratio
Find third proportional to 164,913 and 359,355
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.