Home / 123,360.47-170,237.45-66,771.84

Finding the Fourth Proportional to 123,360.47, 170,237.45 and 66,771.84

Calculator

Solution

The fourth proportional to 123,360.47, 170,237.45 and 66,771.84 is: 92,145.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,360.47 : 170,237.45 = 66,771.84 : x
  2. Step 2: Convert to fraction form
    123,360.47/170,237.45 = 66,771.84/x
  3. Step 3: Cross multiply
    123,360.47x = 170,237.45 × 66,771.84
  4. Step 4: Simplify right side
    123,360.47x = 11,367,068,203.14
  5. Step 5: Solve for x
    x = 11,367,068,203.14/123,360.47
  6. Step 6: Final answer
    x = 92,145.14

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.