Home / 143,124.71-197,518.25-79,462.50

Finding the Fourth Proportional to 143,124.71, 197,518.25 and 79,462.50

Calculator

Solution

The fourth proportional to 143,124.71, 197,518.25 and 79,462.50 is: 109,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,124.71 : 197,518.25 = 79,462.50 : x
  2. Step 2: Convert to fraction form
    143,124.71/197,518.25 = 79,462.50/x
  3. Step 3: Cross multiply
    143,124.71x = 197,518.25 × 79,462.50
  4. Step 4: Simplify right side
    143,124.71x = 15,695,293,543.31
  5. Step 5: Solve for x
    x = 15,695,293,543.31/143,124.71
  6. Step 6: Final answer
    x = 109,661.67

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.