Home / 113,912.82-157,188.06-66,176.28

Finding the Fourth Proportional to 113,912.82, 157,188.06 and 66,176.28

Calculator

Solution

The fourth proportional to 113,912.82, 157,188.06 and 66,176.28 is: 91,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,912.82 : 157,188.06 = 66,176.28 : x
  2. Step 2: Convert to fraction form
    113,912.82/157,188.06 = 66,176.28/x
  3. Step 3: Cross multiply
    113,912.82x = 157,188.06 × 66,176.28
  4. Step 4: Simplify right side
    113,912.82x = 10,402,121,071.22
  5. Step 5: Solve for x
    x = 10,402,121,071.22/113,912.82
  6. Step 6: Final answer
    x = 91,316.51

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.