Home / 293,619.78-405,176.12-172,737.71

Finding the Fourth Proportional to 293,619.78, 405,176.12 and 172,737.71

Calculator

Solution

The fourth proportional to 293,619.78, 405,176.12 and 172,737.71 is: 238,366.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,619.78 : 405,176.12 = 172,737.71 : x
  2. Step 2: Convert to fraction form
    293,619.78/405,176.12 = 172,737.71/x
  3. Step 3: Cross multiply
    293,619.78x = 405,176.12 × 172,737.71
  4. Step 4: Simplify right side
    293,619.78x = 69,989,195,264.74
  5. Step 5: Solve for x
    x = 69,989,195,264.74/293,619.78
  6. Step 6: Final answer
    x = 238,366.76

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.