Home / 53,460-84,087

Finding the Third Proportional to 53,460 and 84,087

Calculator

Solution

The third proportional to 53,460 and 84,087 is: 132,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,460 : 84,087 = 84,087 : x
  2. Step 2: Convert to fraction form
    53,460/84,087 = 84,087/x
  3. Step 3: Cross multiply
    53,460x = 84,087 × 84,087
  4. Step 4: Simplify right side
    53,460x = 7,070,623,569
  5. Step 5: Solve for x
    x = 7,070,623,569/53,460
  6. Step 6: Final answer
    x = 132,260.07

Related Problems

Find third proportional to 26,730 and 42,043.50
Half scale
Find third proportional to 106,920 and 168,174
Double scale
Find third proportional to 53,462 and 84,090
Similar ratio
Find third proportional to 80,190 and 126,130.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.