Home / 142,302-302,127

Finding the Third Proportional to 142,302 and 302,127

Calculator

Solution

The third proportional to 142,302 and 302,127 is: 641,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,302 : 302,127 = 302,127 : x
  2. Step 2: Convert to fraction form
    142,302/302,127 = 302,127/x
  3. Step 3: Cross multiply
    142,302x = 302,127 × 302,127
  4. Step 4: Simplify right side
    142,302x = 91,280,724,129
  5. Step 5: Solve for x
    x = 91,280,724,129/142,302
  6. Step 6: Final answer
    x = 641,457.77

Related Problems

Find third proportional to 71,151 and 151,063.50
Half scale
Find third proportional to 284,604 and 604,254
Double scale
Find third proportional to 142,304 and 302,131
Similar ratio
Find third proportional to 213,453 and 453,190.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.