Home / 59,590-128,328

Finding the Third Proportional to 59,590 and 128,328

Calculator

Solution

The third proportional to 59,590 and 128,328 is: 276,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,590 : 128,328 = 128,328 : x
  2. Step 2: Convert to fraction form
    59,590/128,328 = 128,328/x
  3. Step 3: Cross multiply
    59,590x = 128,328 × 128,328
  4. Step 4: Simplify right side
    59,590x = 16,468,075,584
  5. Step 5: Solve for x
    x = 16,468,075,584/59,590
  6. Step 6: Final answer
    x = 276,356.36

Related Problems

Find third proportional to 29,795 and 64,164
Half scale
Find third proportional to 119,180 and 256,656
Double scale
Find third proportional to 59,592 and 128,332
Similar ratio
Find third proportional to 89,385 and 192,492
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.