Home / 102,306.44-141,182.54-56,981.76

Finding the Fourth Proportional to 102,306.44, 141,182.54 and 56,981.76

Calculator

Solution

The fourth proportional to 102,306.44, 141,182.54 and 56,981.76 is: 78,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,306.44 : 141,182.54 = 56,981.76 : x
  2. Step 2: Convert to fraction form
    102,306.44/141,182.54 = 56,981.76/x
  3. Step 3: Cross multiply
    102,306.44x = 141,182.54 × 56,981.76
  4. Step 4: Simplify right side
    102,306.44x = 8,044,829,610.47
  5. Step 5: Solve for x
    x = 8,044,829,610.47/102,306.44
  6. Step 6: Final answer
    x = 78,634.64

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.