Home / 101,915.15-140,638.17-56,596.02

Finding the Fourth Proportional to 101,915.15, 140,638.17 and 56,596.02

Calculator

Solution

The fourth proportional to 101,915.15, 140,638.17 and 56,596.02 is: 78,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,915.15 : 140,638.17 = 56,596.02 : x
  2. Step 2: Convert to fraction form
    101,915.15/140,638.17 = 56,596.02/x
  3. Step 3: Cross multiply
    101,915.15x = 140,638.17 × 56,596.02
  4. Step 4: Simplify right side
    101,915.15x = 7,959,560,366.93
  5. Step 5: Solve for x
    x = 7,959,560,366.93/101,915.15
  6. Step 6: Final answer
    x = 78,099.88

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.