Home / 103,631.20-155,446.80-95,466.40

Finding the Fourth Proportional to 103,631.20, 155,446.80 and 95,466.40

Calculator

Solution

The fourth proportional to 103,631.20, 155,446.80 and 95,466.40 is: 143,199.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,631.20 : 155,446.80 = 95,466.40 : x
  2. Step 2: Convert to fraction form
    103,631.20/155,446.80 = 95,466.40/x
  3. Step 3: Cross multiply
    103,631.20x = 155,446.80 × 95,466.40
  4. Step 4: Simplify right side
    103,631.20x = 14,839,946,387.52
  5. Step 5: Solve for x
    x = 14,839,946,387.52/103,631.20
  6. Step 6: Final answer
    x = 143,199.60

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.