Home / 112,574-178,255

Finding the Third Proportional to 112,574 and 178,255

Calculator

Solution

The third proportional to 112,574 and 178,255 is: 282,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,574 : 178,255 = 178,255 : x
  2. Step 2: Convert to fraction form
    112,574/178,255 = 178,255/x
  3. Step 3: Cross multiply
    112,574x = 178,255 × 178,255
  4. Step 4: Simplify right side
    112,574x = 31,774,845,025
  5. Step 5: Solve for x
    x = 31,774,845,025/112,574
  6. Step 6: Final answer
    x = 282,257.40

Related Problems

Find third proportional to 56,287 and 89,127.50
Half scale
Find third proportional to 225,148 and 356,510
Double scale
Find third proportional to 112,576 and 178,258
Similar ratio
Find third proportional to 168,861 and 267,382.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.