Home / 216,655.31-324,916.74-76,381.13

Finding the Fourth Proportional to 216,655.31, 324,916.74 and 76,381.13

Calculator

Solution

The fourth proportional to 216,655.31, 324,916.74 and 76,381.13 is: 114,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,655.31 : 324,916.74 = 76,381.13 : x
  2. Step 2: Convert to fraction form
    216,655.31/324,916.74 = 76,381.13/x
  3. Step 3: Cross multiply
    216,655.31x = 324,916.74 × 76,381.13
  4. Step 4: Simplify right side
    216,655.31x = 24,817,506,132.53
  5. Step 5: Solve for x
    x = 24,817,506,132.53/216,655.31
  6. Step 6: Final answer
    x = 114,548.34

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.