Home / 86,505.89-119,378.14-48,780.14

Finding the Fourth Proportional to 86,505.89, 119,378.14 and 48,780.14

Calculator

Solution

The fourth proportional to 86,505.89, 119,378.14 and 48,780.14 is: 67,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,505.89 : 119,378.14 = 48,780.14 : x
  2. Step 2: Convert to fraction form
    86,505.89/119,378.14 = 48,780.14/x
  3. Step 3: Cross multiply
    86,505.89x = 119,378.14 × 48,780.14
  4. Step 4: Simplify right side
    86,505.89x = 5,823,281,663.30
  5. Step 5: Solve for x
    x = 5,823,281,663.30/86,505.89
  6. Step 6: Final answer
    x = 67,316.60

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.