Home / 75,424.42-112,572.26-74,178.94

Finding the Fourth Proportional to 75,424.42, 112,572.26 and 74,178.94

Calculator

Solution

The fourth proportional to 75,424.42, 112,572.26 and 74,178.94 is: 110,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,424.42 : 112,572.26 = 74,178.94 : x
  2. Step 2: Convert to fraction form
    75,424.42/112,572.26 = 74,178.94/x
  3. Step 3: Cross multiply
    75,424.42x = 112,572.26 × 74,178.94
  4. Step 4: Simplify right side
    75,424.42x = 8,350,490,920.20
  5. Step 5: Solve for x
    x = 8,350,490,920.20/75,424.42
  6. Step 6: Final answer
    x = 110,713.36

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.