Home / 58,544-128,470

Finding the Third Proportional to 58,544 and 128,470

Calculator

Solution

The third proportional to 58,544 and 128,470 is: 281,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,544 : 128,470 = 128,470 : x
  2. Step 2: Convert to fraction form
    58,544/128,470 = 128,470/x
  3. Step 3: Cross multiply
    58,544x = 128,470 × 128,470
  4. Step 4: Simplify right side
    58,544x = 16,504,540,900
  5. Step 5: Solve for x
    x = 16,504,540,900/58,544
  6. Step 6: Final answer
    x = 281,916.86

Related Problems

Find third proportional to 29,272 and 64,235
Half scale
Find third proportional to 117,088 and 256,940
Double scale
Find third proportional to 58,546 and 128,474
Similar ratio
Find third proportional to 87,816 and 192,705
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.