Home / 56,717-124,287

Finding the Third Proportional to 56,717 and 124,287

Calculator

Solution

The third proportional to 56,717 and 124,287 is: 272,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,717 : 124,287 = 124,287 : x
  2. Step 2: Convert to fraction form
    56,717/124,287 = 124,287/x
  3. Step 3: Cross multiply
    56,717x = 124,287 × 124,287
  4. Step 4: Simplify right side
    56,717x = 15,447,258,369
  5. Step 5: Solve for x
    x = 15,447,258,369/56,717
  6. Step 6: Final answer
    x = 272,356.76

Related Problems

Find third proportional to 28,358.50 and 62,143.50
Half scale
Find third proportional to 113,434 and 248,574
Double scale
Find third proportional to 56,719 and 124,291
Similar ratio
Find third proportional to 85,075.50 and 186,430.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.