Home / 247,218-370,808.37-78,731.52

Finding the Fourth Proportional to 247,218, 370,808.37 and 78,731.52

Calculator

Solution

The fourth proportional to 247,218, 370,808.37 and 78,731.52 is: 118,091.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,218 : 370,808.37 = 78,731.52 : x
  2. Step 2: Convert to fraction form
    247,218/370,808.37 = 78,731.52/x
  3. Step 3: Cross multiply
    247,218x = 370,808.37 × 78,731.52
  4. Step 4: Simplify right side
    247,218x = 29,194,306,598.82
  5. Step 5: Solve for x
    x = 29,194,306,598.82/247,218
  6. Step 6: Final answer
    x = 118,091.35

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.