Home / 282,064.71-389,225.96-154,740.31

Finding the Fourth Proportional to 282,064.71, 389,225.96 and 154,740.31

Calculator

Solution

The fourth proportional to 282,064.71, 389,225.96 and 154,740.31 is: 213,528.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,064.71 : 389,225.96 = 154,740.31 : x
  2. Step 2: Convert to fraction form
    282,064.71/389,225.96 = 154,740.31/x
  3. Step 3: Cross multiply
    282,064.71x = 389,225.96 × 154,740.31
  4. Step 4: Simplify right side
    282,064.71x = 60,228,944,543.96
  5. Step 5: Solve for x
    x = 60,228,944,543.96/282,064.71
  6. Step 6: Final answer
    x = 213,528.82

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.