Home / 158,076-281,070

Finding the Third Proportional to 158,076 and 281,070

Calculator

Solution

The third proportional to 158,076 and 281,070 is: 499,761.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,076 : 281,070 = 281,070 : x
  2. Step 2: Convert to fraction form
    158,076/281,070 = 281,070/x
  3. Step 3: Cross multiply
    158,076x = 281,070 × 281,070
  4. Step 4: Simplify right side
    158,076x = 79,000,344,900
  5. Step 5: Solve for x
    x = 79,000,344,900/158,076
  6. Step 6: Final answer
    x = 499,761.79

Related Problems

Find third proportional to 79,038 and 140,535
Half scale
Find third proportional to 316,152 and 562,140
Double scale
Find third proportional to 158,078 and 281,074
Similar ratio
Find third proportional to 237,114 and 421,605
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.