Home / 157,638.61-236,495.42-51,022.56

Finding the Fourth Proportional to 157,638.61, 236,495.42 and 51,022.56

Calculator

Solution

The fourth proportional to 157,638.61, 236,495.42 and 51,022.56 is: 76,545.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,638.61 : 236,495.42 = 51,022.56 : x
  2. Step 2: Convert to fraction form
    157,638.61/236,495.42 = 51,022.56/x
  3. Step 3: Cross multiply
    157,638.61x = 236,495.42 × 51,022.56
  4. Step 4: Simplify right side
    157,638.61x = 12,066,601,392.97
  5. Step 5: Solve for x
    x = 12,066,601,392.97/157,638.61
  6. Step 6: Final answer
    x = 76,545.98

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.