Home / 93,129-128,518.02-50,687.84

Finding the Fourth Proportional to 93,129, 128,518.02 and 50,687.84

Calculator

Solution

The fourth proportional to 93,129, 128,518.02 and 50,687.84 is: 69,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,129 : 128,518.02 = 50,687.84 : x
  2. Step 2: Convert to fraction form
    93,129/128,518.02 = 50,687.84/x
  3. Step 3: Cross multiply
    93,129x = 128,518.02 × 50,687.84
  4. Step 4: Simplify right side
    93,129x = 6,514,300,192.29
  5. Step 5: Solve for x
    x = 6,514,300,192.29/93,129
  6. Step 6: Final answer
    x = 69,949.21

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.