Home / 57,494-85,887

Finding the Third Proportional to 57,494 and 85,887

Calculator

Solution

The third proportional to 57,494 and 85,887 is: 128,301.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494 : 85,887 = 85,887 : x
  2. Step 2: Convert to fraction form
    57,494/85,887 = 85,887/x
  3. Step 3: Cross multiply
    57,494x = 85,887 × 85,887
  4. Step 4: Simplify right side
    57,494x = 7,376,576,769
  5. Step 5: Solve for x
    x = 7,376,576,769/57,494
  6. Step 6: Final answer
    x = 128,301.68

Related Problems

Find third proportional to 28,747 and 42,943.50
Half scale
Find third proportional to 114,988 and 171,774
Double scale
Find third proportional to 57,496 and 85,890
Similar ratio
Find third proportional to 86,241 and 128,830.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.