Home / 76,088.40-104,785.80-74,460.24

Finding the Fourth Proportional to 76,088.40, 104,785.80 and 74,460.24

Calculator

Solution

The fourth proportional to 76,088.40, 104,785.80 and 74,460.24 is: 102,543.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,088.40 : 104,785.80 = 74,460.24 : x
  2. Step 2: Convert to fraction form
    76,088.40/104,785.80 = 74,460.24/x
  3. Step 3: Cross multiply
    76,088.40x = 104,785.80 × 74,460.24
  4. Step 4: Simplify right side
    76,088.40x = 7,802,375,816.59
  5. Step 5: Solve for x
    x = 7,802,375,816.59/76,088.40
  6. Step 6: Final answer
    x = 102,543.57

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.