Home / 123,559.30-185,338.95-73,695.70

Finding the Fourth Proportional to 123,559.30, 185,338.95 and 73,695.70

Calculator

Solution

The fourth proportional to 123,559.30, 185,338.95 and 73,695.70 is: 110,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,559.30 : 185,338.95 = 73,695.70 : x
  2. Step 2: Convert to fraction form
    123,559.30/185,338.95 = 73,695.70/x
  3. Step 3: Cross multiply
    123,559.30x = 185,338.95 × 73,695.70
  4. Step 4: Simplify right side
    123,559.30x = 13,658,683,657.52
  5. Step 5: Solve for x
    x = 13,658,683,657.52/123,559.30
  6. Step 6: Final answer
    x = 110,543.55

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.