Home / 102,939.12-154,108.20-63,377.52

Finding the Fourth Proportional to 102,939.12, 154,108.20 and 63,377.52

Calculator

Solution

The fourth proportional to 102,939.12, 154,108.20 and 63,377.52 is: 94,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,939.12 : 154,108.20 = 63,377.52 : x
  2. Step 2: Convert to fraction form
    102,939.12/154,108.20 = 63,377.52/x
  3. Step 3: Cross multiply
    102,939.12x = 154,108.20 × 63,377.52
  4. Step 4: Simplify right side
    102,939.12x = 9,766,995,527.66
  5. Step 5: Solve for x
    x = 9,766,995,527.66/102,939.12
  6. Step 6: Final answer
    x = 94,881.28

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.