Home / 115,076-238,138

Finding the Third Proportional to 115,076 and 238,138

Calculator

Solution

The third proportional to 115,076 and 238,138 is: 492,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,076 : 238,138 = 238,138 : x
  2. Step 2: Convert to fraction form
    115,076/238,138 = 238,138/x
  3. Step 3: Cross multiply
    115,076x = 238,138 × 238,138
  4. Step 4: Simplify right side
    115,076x = 56,709,707,044
  5. Step 5: Solve for x
    x = 56,709,707,044/115,076
  6. Step 6: Final answer
    x = 492,802.21

Related Problems

Find third proportional to 57,538 and 119,069
Half scale
Find third proportional to 230,152 and 476,276
Double scale
Find third proportional to 115,078 and 238,142
Similar ratio
Find third proportional to 172,614 and 357,207
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.