Home / 98,780-153,178

Finding the Third Proportional to 98,780 and 153,178

Calculator

Solution

The third proportional to 98,780 and 153,178 is: 237,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,780 : 153,178 = 153,178 : x
  2. Step 2: Convert to fraction form
    98,780/153,178 = 153,178/x
  3. Step 3: Cross multiply
    98,780x = 153,178 × 153,178
  4. Step 4: Simplify right side
    98,780x = 23,463,499,684
  5. Step 5: Solve for x
    x = 23,463,499,684/98,780
  6. Step 6: Final answer
    x = 237,532.90

Related Problems

Find third proportional to 49,390 and 76,589
Half scale
Find third proportional to 197,560 and 306,356
Double scale
Find third proportional to 98,782 and 153,181
Similar ratio
Find third proportional to 148,170 and 229,767
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.