Home / 84,894.12-117,105.08-53,007.66

Finding the Fourth Proportional to 84,894.12, 117,105.08 and 53,007.66

Calculator

Solution

The fourth proportional to 84,894.12, 117,105.08 and 53,007.66 is: 73,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,894.12 : 117,105.08 = 53,007.66 : x
  2. Step 2: Convert to fraction form
    84,894.12/117,105.08 = 53,007.66/x
  3. Step 3: Cross multiply
    84,894.12x = 117,105.08 × 53,007.66
  4. Step 4: Simplify right side
    84,894.12x = 6,207,466,397.43
  5. Step 5: Solve for x
    x = 6,207,466,397.43/84,894.12
  6. Step 6: Final answer
    x = 73,120.10

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.