Home / 53,640.60-80,434.98-31,461.18

Finding the Fourth Proportional to 53,640.60, 80,434.98 and 31,461.18

Calculator

Solution

The fourth proportional to 53,640.60, 80,434.98 and 31,461.18 is: 47,176.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640.60 : 80,434.98 = 31,461.18 : x
  2. Step 2: Convert to fraction form
    53,640.60/80,434.98 = 31,461.18/x
  3. Step 3: Cross multiply
    53,640.60x = 80,434.98 × 31,461.18
  4. Step 4: Simplify right side
    53,640.60x = 2,530,579,384.08
  5. Step 5: Solve for x
    x = 2,530,579,384.08/53,640.60
  6. Step 6: Final answer
    x = 47,176.57

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.