Home / 93,418.62-128,921.31-53,136.06

Finding the Fourth Proportional to 93,418.62, 128,921.31 and 53,136.06

Calculator

Solution

The fourth proportional to 93,418.62, 128,921.31 and 53,136.06 is: 73,329.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,418.62 : 128,921.31 = 53,136.06 : x
  2. Step 2: Convert to fraction form
    93,418.62/128,921.31 = 53,136.06/x
  3. Step 3: Cross multiply
    93,418.62x = 128,921.31 × 53,136.06
  4. Step 4: Simplify right side
    93,418.62x = 6,850,370,463.44
  5. Step 5: Solve for x
    x = 6,850,370,463.44/93,418.62
  6. Step 6: Final answer
    x = 73,329.82

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.