Home / 78,150.27-107,847.23-42,341.25

Finding the Fourth Proportional to 78,150.27, 107,847.23 and 42,341.25

Calculator

Solution

The fourth proportional to 78,150.27, 107,847.23 and 42,341.25 is: 58,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,150.27 : 107,847.23 = 42,341.25 : x
  2. Step 2: Convert to fraction form
    78,150.27/107,847.23 = 42,341.25/x
  3. Step 3: Cross multiply
    78,150.27x = 107,847.23 × 42,341.25
  4. Step 4: Simplify right side
    78,150.27x = 4,566,386,315.53
  5. Step 5: Solve for x
    x = 4,566,386,315.53/78,150.27
  6. Step 6: Final answer
    x = 58,430.85

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.