Home / 127,936.38-176,553-71,351.40

Finding the Fourth Proportional to 127,936.38, 176,553 and 71,351.40

Calculator

Solution

The fourth proportional to 127,936.38, 176,553 and 71,351.40 is: 98,465.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,936.38 : 176,553 = 71,351.40 : x
  2. Step 2: Convert to fraction form
    127,936.38/176,553 = 71,351.40/x
  3. Step 3: Cross multiply
    127,936.38x = 176,553 × 71,351.40
  4. Step 4: Simplify right side
    127,936.38x = 12,597,303,724.20
  5. Step 5: Solve for x
    x = 12,597,303,724.20/127,936.38
  6. Step 6: Final answer
    x = 98,465.38

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.