Home / 159,536-247,720

Finding the Third Proportional to 159,536 and 247,720

Calculator

Solution

The third proportional to 159,536 and 247,720 is: 384,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,536 : 247,720 = 247,720 : x
  2. Step 2: Convert to fraction form
    159,536/247,720 = 247,720/x
  3. Step 3: Cross multiply
    159,536x = 247,720 × 247,720
  4. Step 4: Simplify right side
    159,536x = 61,365,198,400
  5. Step 5: Solve for x
    x = 61,365,198,400/159,536
  6. Step 6: Final answer
    x = 384,647.97

Related Problems

Find third proportional to 79,768 and 123,860
Half scale
Find third proportional to 319,072 and 495,440
Double scale
Find third proportional to 159,538 and 247,723
Similar ratio
Find third proportional to 239,304 and 371,580
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.