Home / 98,953.92-136,563-55,918.48

Finding the Fourth Proportional to 98,953.92, 136,563 and 55,918.48

Calculator

Solution

The fourth proportional to 98,953.92, 136,563 and 55,918.48 is: 77,171.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,953.92 : 136,563 = 55,918.48 : x
  2. Step 2: Convert to fraction form
    98,953.92/136,563 = 55,918.48/x
  3. Step 3: Cross multiply
    98,953.92x = 136,563 × 55,918.48
  4. Step 4: Simplify right side
    98,953.92x = 7,636,395,384.24
  5. Step 5: Solve for x
    x = 7,636,395,384.24/98,953.92
  6. Step 6: Final answer
    x = 77,171.23

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.