Home / 99,213.54-136,917.15-53,891.51

Finding the Fourth Proportional to 99,213.54, 136,917.15 and 53,891.51

Calculator

Solution

The fourth proportional to 99,213.54, 136,917.15 and 53,891.51 is: 74,371.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,213.54 : 136,917.15 = 53,891.51 : x
  2. Step 2: Convert to fraction form
    99,213.54/136,917.15 = 53,891.51/x
  3. Step 3: Cross multiply
    99,213.54x = 136,917.15 × 53,891.51
  4. Step 4: Simplify right side
    99,213.54x = 7,378,671,273.81
  5. Step 5: Solve for x
    x = 7,378,671,273.81/99,213.54
  6. Step 6: Final answer
    x = 74,371.62

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.