Home / 58,662-77,787

Finding the Third Proportional to 58,662 and 77,787

Calculator

Solution

The third proportional to 58,662 and 77,787 is: 103,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,662 : 77,787 = 77,787 : x
  2. Step 2: Convert to fraction form
    58,662/77,787 = 77,787/x
  3. Step 3: Cross multiply
    58,662x = 77,787 × 77,787
  4. Step 4: Simplify right side
    58,662x = 6,050,817,369
  5. Step 5: Solve for x
    x = 6,050,817,369/58,662
  6. Step 6: Final answer
    x = 103,147.14

Related Problems

Find third proportional to 29,331 and 38,893.50
Half scale
Find third proportional to 117,324 and 155,574
Double scale
Find third proportional to 58,664 and 77,790
Similar ratio
Find third proportional to 87,993 and 116,680.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.