Home / 107,801.28-147,688.28-103,760.95

Finding the Fourth Proportional to 107,801.28, 147,688.28 and 103,760.95

Calculator

Solution

The fourth proportional to 107,801.28, 147,688.28 and 103,760.95 is: 142,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,801.28 : 147,688.28 = 103,760.95 : x
  2. Step 2: Convert to fraction form
    107,801.28/147,688.28 = 103,760.95/x
  3. Step 3: Cross multiply
    107,801.28x = 147,688.28 × 103,760.95
  4. Step 4: Simplify right side
    107,801.28x = 15,324,275,849.93
  5. Step 5: Solve for x
    x = 15,324,275,849.93/107,801.28
  6. Step 6: Final answer
    x = 142,153.01

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.