Home / 111,913.20-167,869.80-38,041.20

Finding the Fourth Proportional to 111,913.20, 167,869.80 and 38,041.20

Calculator

Solution

The fourth proportional to 111,913.20, 167,869.80 and 38,041.20 is: 57,061.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,913.20 : 167,869.80 = 38,041.20 : x
  2. Step 2: Convert to fraction form
    111,913.20/167,869.80 = 38,041.20/x
  3. Step 3: Cross multiply
    111,913.20x = 167,869.80 × 38,041.20
  4. Step 4: Simplify right side
    111,913.20x = 6,385,968,635.76
  5. Step 5: Solve for x
    x = 6,385,968,635.76/111,913.20
  6. Step 6: Final answer
    x = 57,061.80

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.