Home / 157,620.60-236,430.90-52,450.20

Finding the Fourth Proportional to 157,620.60, 236,430.90 and 52,450.20

Calculator

Solution

The fourth proportional to 157,620.60, 236,430.90 and 52,450.20 is: 78,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,620.60 : 236,430.90 = 52,450.20 : x
  2. Step 2: Convert to fraction form
    157,620.60/236,430.90 = 52,450.20/x
  3. Step 3: Cross multiply
    157,620.60x = 236,430.90 × 52,450.20
  4. Step 4: Simplify right side
    157,620.60x = 12,400,847,991.18
  5. Step 5: Solve for x
    x = 12,400,847,991.18/157,620.60
  6. Step 6: Final answer
    x = 78,675.30

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.