Home / 77,656.80-116,216.40-46,514.40

Finding the Fourth Proportional to 77,656.80, 116,216.40 and 46,514.40

Calculator

Solution

The fourth proportional to 77,656.80, 116,216.40 and 46,514.40 is: 69,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,656.80 : 116,216.40 = 46,514.40 : x
  2. Step 2: Convert to fraction form
    77,656.80/116,216.40 = 46,514.40/x
  3. Step 3: Cross multiply
    77,656.80x = 116,216.40 × 46,514.40
  4. Step 4: Simplify right side
    77,656.80x = 5,405,736,116.16
  5. Step 5: Solve for x
    x = 5,405,736,116.16/77,656.80
  6. Step 6: Final answer
    x = 69,610.60

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.