Home / 104,305.39-143,940.65-56,558.66

Finding the Fourth Proportional to 104,305.39, 143,940.65 and 56,558.66

Calculator

Solution

The fourth proportional to 104,305.39, 143,940.65 and 56,558.66 is: 78,050.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,305.39 : 143,940.65 = 56,558.66 : x
  2. Step 2: Convert to fraction form
    104,305.39/143,940.65 = 56,558.66/x
  3. Step 3: Cross multiply
    104,305.39x = 143,940.65 × 56,558.66
  4. Step 4: Simplify right side
    104,305.39x = 8,141,089,281.03
  5. Step 5: Solve for x
    x = 8,141,089,281.03/104,305.39
  6. Step 6: Final answer
    x = 78,050.52

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.