Home / 222,779.10-307,451.45-127,283.75

Finding the Fourth Proportional to 222,779.10, 307,451.45 and 127,283.75

Calculator

Solution

The fourth proportional to 222,779.10, 307,451.45 and 127,283.75 is: 175,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,779.10 : 307,451.45 = 127,283.75 : x
  2. Step 2: Convert to fraction form
    222,779.10/307,451.45 = 127,283.75/x
  3. Step 3: Cross multiply
    222,779.10x = 307,451.45 × 127,283.75
  4. Step 4: Simplify right side
    222,779.10x = 39,133,573,498.94
  5. Step 5: Solve for x
    x = 39,133,573,498.94/222,779.10
  6. Step 6: Final answer
    x = 175,660.88

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.