Home / 87,909.84-121,337.28-50,205.96

Finding the Fourth Proportional to 87,909.84, 121,337.28 and 50,205.96

Calculator

Solution

The fourth proportional to 87,909.84, 121,337.28 and 50,205.96 is: 69,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,909.84 : 121,337.28 = 50,205.96 : x
  2. Step 2: Convert to fraction form
    87,909.84/121,337.28 = 50,205.96/x
  3. Step 3: Cross multiply
    87,909.84x = 121,337.28 × 50,205.96
  4. Step 4: Simplify right side
    87,909.84x = 6,091,854,626.19
  5. Step 5: Solve for x
    x = 6,091,854,626.19/87,909.84
  6. Step 6: Final answer
    x = 69,296.62

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.