Home / 186,761.28-257,732.43-101,880.12

Finding the Fourth Proportional to 186,761.28, 257,732.43 and 101,880.12

Calculator

Solution

The fourth proportional to 186,761.28, 257,732.43 and 101,880.12 is: 140,595.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,761.28 : 257,732.43 = 101,880.12 : x
  2. Step 2: Convert to fraction form
    186,761.28/257,732.43 = 101,880.12/x
  3. Step 3: Cross multiply
    186,761.28x = 257,732.43 × 101,880.12
  4. Step 4: Simplify right side
    186,761.28x = 26,257,810,896.29
  5. Step 5: Solve for x
    x = 26,257,810,896.29/186,761.28
  6. Step 6: Final answer
    x = 140,595.58

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.