Home / 56,319-84,312

Finding the Third Proportional to 56,319 and 84,312

Calculator

Solution

The third proportional to 56,319 and 84,312 is: 126,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,319 : 84,312 = 84,312 : x
  2. Step 2: Convert to fraction form
    56,319/84,312 = 84,312/x
  3. Step 3: Cross multiply
    56,319x = 84,312 × 84,312
  4. Step 4: Simplify right side
    56,319x = 7,108,513,344
  5. Step 5: Solve for x
    x = 7,108,513,344/56,319
  6. Step 6: Final answer
    x = 126,218.74

Related Problems

Find third proportional to 28,159.50 and 42,156
Half scale
Find third proportional to 112,638 and 168,624
Double scale
Find third proportional to 56,321 and 84,315
Similar ratio
Find third proportional to 84,478.50 and 126,468
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.