Home / 55,313-85,791

Finding the Third Proportional to 55,313 and 85,791

Calculator

Solution

The third proportional to 55,313 and 85,791 is: 133,062.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,313 : 85,791 = 85,791 : x
  2. Step 2: Convert to fraction form
    55,313/85,791 = 85,791/x
  3. Step 3: Cross multiply
    55,313x = 85,791 × 85,791
  4. Step 4: Simplify right side
    55,313x = 7,360,095,681
  5. Step 5: Solve for x
    x = 7,360,095,681/55,313
  6. Step 6: Final answer
    x = 133,062.67

Related Problems

Find third proportional to 27,656.50 and 42,895.50
Half scale
Find third proportional to 110,626 and 171,582
Double scale
Find third proportional to 55,315 and 85,794
Similar ratio
Find third proportional to 82,969.50 and 128,686.50
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.