Home / 130,138-176,774

Finding the Third Proportional to 130,138 and 176,774

Calculator

Solution

The third proportional to 130,138 and 176,774 is: 240,122.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,138 : 176,774 = 176,774 : x
  2. Step 2: Convert to fraction form
    130,138/176,774 = 176,774/x
  3. Step 3: Cross multiply
    130,138x = 176,774 × 176,774
  4. Step 4: Simplify right side
    130,138x = 31,249,047,076
  5. Step 5: Solve for x
    x = 31,249,047,076/130,138
  6. Step 6: Final answer
    x = 240,122.39

Related Problems

Find third proportional to 65,069 and 88,387
Half scale
Find third proportional to 260,276 and 353,548
Double scale
Find third proportional to 130,140 and 176,777
Similar ratio
Find third proportional to 195,207 and 265,161
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.