Home / 57,828.20-86,742.30-42,276.20

Finding the Fourth Proportional to 57,828.20, 86,742.30 and 42,276.20

Calculator

Solution

The fourth proportional to 57,828.20, 86,742.30 and 42,276.20 is: 63,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,828.20 : 86,742.30 = 42,276.20 : x
  2. Step 2: Convert to fraction form
    57,828.20/86,742.30 = 42,276.20/x
  3. Step 3: Cross multiply
    57,828.20x = 86,742.30 × 42,276.20
  4. Step 4: Simplify right side
    57,828.20x = 3,667,134,823.26
  5. Step 5: Solve for x
    x = 3,667,134,823.26/57,828.20
  6. Step 6: Final answer
    x = 63,414.30

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.