Home / 74,688-160,704

Finding the Third Proportional to 74,688 and 160,704

Calculator

Solution

The third proportional to 74,688 and 160,704 is: 345,782.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,688 : 160,704 = 160,704 : x
  2. Step 2: Convert to fraction form
    74,688/160,704 = 160,704/x
  3. Step 3: Cross multiply
    74,688x = 160,704 × 160,704
  4. Step 4: Simplify right side
    74,688x = 25,825,775,616
  5. Step 5: Solve for x
    x = 25,825,775,616/74,688
  6. Step 6: Final answer
    x = 345,782.13

Related Problems

Find third proportional to 37,344 and 80,352
Half scale
Find third proportional to 149,376 and 321,408
Double scale
Find third proportional to 74,690 and 160,708
Similar ratio
Find third proportional to 112,032 and 241,056
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.