Home / 284,103.40-392,081.70-163,283.80

Finding the Fourth Proportional to 284,103.40, 392,081.70 and 163,283.80

Calculator

Solution

The fourth proportional to 284,103.40, 392,081.70 and 163,283.80 is: 225,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,103.40 : 392,081.70 = 163,283.80 : x
  2. Step 2: Convert to fraction form
    284,103.40/392,081.70 = 163,283.80/x
  3. Step 3: Cross multiply
    284,103.40x = 392,081.70 × 163,283.80
  4. Step 4: Simplify right side
    284,103.40x = 64,020,589,886.46
  5. Step 5: Solve for x
    x = 64,020,589,886.46/284,103.40
  6. Step 6: Final answer
    x = 225,342.57

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.