Home / 72,695.77-109,043.51-22,779.69

Finding the Fourth Proportional to 72,695.77, 109,043.51 and 22,779.69

Calculator

Solution

The fourth proportional to 72,695.77, 109,043.51 and 22,779.69 is: 34,169.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,695.77 : 109,043.51 = 22,779.69 : x
  2. Step 2: Convert to fraction form
    72,695.77/109,043.51 = 22,779.69/x
  3. Step 3: Cross multiply
    72,695.77x = 109,043.51 × 22,779.69
  4. Step 4: Simplify right side
    72,695.77x = 2,483,977,354.31
  5. Step 5: Solve for x
    x = 2,483,977,354.31/72,695.77
  6. Step 6: Final answer
    x = 34,169.49

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.