Home / 201,661.70-302,492.55-83,417.90

Finding the Fourth Proportional to 201,661.70, 302,492.55 and 83,417.90

Calculator

Solution

The fourth proportional to 201,661.70, 302,492.55 and 83,417.90 is: 125,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,661.70 : 302,492.55 = 83,417.90 : x
  2. Step 2: Convert to fraction form
    201,661.70/302,492.55 = 83,417.90/x
  3. Step 3: Cross multiply
    201,661.70x = 302,492.55 × 83,417.90
  4. Step 4: Simplify right side
    201,661.70x = 25,233,293,286.65
  5. Step 5: Solve for x
    x = 25,233,293,286.65/201,661.70
  6. Step 6: Final answer
    x = 125,126.85

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.