Home / 113,918.48-170,780.60-80,533.52

Finding the Fourth Proportional to 113,918.48, 170,780.60 and 80,533.52

Calculator

Solution

The fourth proportional to 113,918.48, 170,780.60 and 80,533.52 is: 120,731.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,918.48 : 170,780.60 = 80,533.52 : x
  2. Step 2: Convert to fraction form
    113,918.48/170,780.60 = 80,533.52/x
  3. Step 3: Cross multiply
    113,918.48x = 170,780.60 × 80,533.52
  4. Step 4: Simplify right side
    113,918.48x = 13,753,562,865.71
  5. Step 5: Solve for x
    x = 13,753,562,865.71/113,918.48
  6. Step 6: Final answer
    x = 120,731.62

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.