Home / 99,424.20-137,207.04-54,104.09

Finding the Fourth Proportional to 99,424.20, 137,207.04 and 54,104.09

Calculator

Solution

The fourth proportional to 99,424.20, 137,207.04 and 54,104.09 is: 74,664.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,424.20 : 137,207.04 = 54,104.09 : x
  2. Step 2: Convert to fraction form
    99,424.20/137,207.04 = 54,104.09/x
  3. Step 3: Cross multiply
    99,424.20x = 137,207.04 × 54,104.09
  4. Step 4: Simplify right side
    99,424.20x = 7,423,462,383.81
  5. Step 5: Solve for x
    x = 7,423,462,383.81/99,424.20
  6. Step 6: Final answer
    x = 74,664.54

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.