Home / 135,211.40-202,817.10-88,209.80

Finding the Fourth Proportional to 135,211.40, 202,817.10 and 88,209.80

Calculator

Solution

The fourth proportional to 135,211.40, 202,817.10 and 88,209.80 is: 132,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,211.40 : 202,817.10 = 88,209.80 : x
  2. Step 2: Convert to fraction form
    135,211.40/202,817.10 = 88,209.80/x
  3. Step 3: Cross multiply
    135,211.40x = 202,817.10 × 88,209.80
  4. Step 4: Simplify right side
    135,211.40x = 17,890,455,827.58
  5. Step 5: Solve for x
    x = 17,890,455,827.58/135,211.40
  6. Step 6: Final answer
    x = 132,314.70

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.