Home / 186,866.56-280,133.16-68,510.28

Finding the Fourth Proportional to 186,866.56, 280,133.16 and 68,510.28

Calculator

Solution

The fourth proportional to 186,866.56, 280,133.16 and 68,510.28 is: 102,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,866.56 : 280,133.16 = 68,510.28 : x
  2. Step 2: Convert to fraction form
    186,866.56/280,133.16 = 68,510.28/x
  3. Step 3: Cross multiply
    186,866.56x = 280,133.16 × 68,510.28
  4. Step 4: Simplify right side
    186,866.56x = 19,192,001,228.88
  5. Step 5: Solve for x
    x = 19,192,001,228.88/186,866.56
  6. Step 6: Final answer
    x = 102,704.31

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.