Home / 118,508.06-177,679.09-43,618.50

Finding the Fourth Proportional to 118,508.06, 177,679.09 and 43,618.50

Calculator

Solution

The fourth proportional to 118,508.06, 177,679.09 and 43,618.50 is: 65,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,508.06 : 177,679.09 = 43,618.50 : x
  2. Step 2: Convert to fraction form
    118,508.06/177,679.09 = 43,618.50/x
  3. Step 3: Cross multiply
    118,508.06x = 177,679.09 × 43,618.50
  4. Step 4: Simplify right side
    118,508.06x = 7,750,095,387.17
  5. Step 5: Solve for x
    x = 7,750,095,387.17/118,508.06
  6. Step 6: Final answer
    x = 65,397.20

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.