Home / 99,310.40-148,965.60-92,020.40

Finding the Fourth Proportional to 99,310.40, 148,965.60 and 92,020.40

Calculator

Solution

The fourth proportional to 99,310.40, 148,965.60 and 92,020.40 is: 138,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,310.40 : 148,965.60 = 92,020.40 : x
  2. Step 2: Convert to fraction form
    99,310.40/148,965.60 = 92,020.40/x
  3. Step 3: Cross multiply
    99,310.40x = 148,965.60 × 92,020.40
  4. Step 4: Simplify right side
    99,310.40x = 13,707,874,098.24
  5. Step 5: Solve for x
    x = 13,707,874,098.24/99,310.40
  6. Step 6: Final answer
    x = 138,030.60

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.