Home / 86,503.34-119,378.70-48,776.78

Finding the Fourth Proportional to 86,503.34, 119,378.70 and 48,776.78

Calculator

Solution

The fourth proportional to 86,503.34, 119,378.70 and 48,776.78 is: 67,314.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,503.34 : 119,378.70 = 48,776.78 : x
  2. Step 2: Convert to fraction form
    86,503.34/119,378.70 = 48,776.78/x
  3. Step 3: Cross multiply
    86,503.34x = 119,378.70 × 48,776.78
  4. Step 4: Simplify right side
    86,503.34x = 5,822,908,586.59
  5. Step 5: Solve for x
    x = 5,822,908,586.59/86,503.34
  6. Step 6: Final answer
    x = 67,314.26

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.