Home / 130,392-191,880

Finding the Third Proportional to 130,392 and 191,880

Calculator

Solution

The third proportional to 130,392 and 191,880 is: 282,363.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,392 : 191,880 = 191,880 : x
  2. Step 2: Convert to fraction form
    130,392/191,880 = 191,880/x
  3. Step 3: Cross multiply
    130,392x = 191,880 × 191,880
  4. Step 4: Simplify right side
    130,392x = 36,817,934,400
  5. Step 5: Solve for x
    x = 36,817,934,400/130,392
  6. Step 6: Final answer
    x = 282,363.45

Related Problems

Find third proportional to 65,196 and 95,940
Half scale
Find third proportional to 260,784 and 383,760
Double scale
Find third proportional to 130,394 and 191,883
Similar ratio
Find third proportional to 195,588 and 287,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.