Home / 74,148-158,139

Finding the Third Proportional to 74,148 and 158,139

Calculator

Solution

The third proportional to 74,148 and 158,139 is: 337,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,148 : 158,139 = 158,139 : x
  2. Step 2: Convert to fraction form
    74,148/158,139 = 158,139/x
  3. Step 3: Cross multiply
    74,148x = 158,139 × 158,139
  4. Step 4: Simplify right side
    74,148x = 25,007,943,321
  5. Step 5: Solve for x
    x = 25,007,943,321/74,148
  6. Step 6: Final answer
    x = 337,270.64

Related Problems

Find third proportional to 37,074 and 79,069.50
Half scale
Find third proportional to 148,296 and 316,278
Double scale
Find third proportional to 74,150 and 158,143
Similar ratio
Find third proportional to 111,222 and 237,208.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.