Home / 127,228.40-190,842.60-73,865.60

Finding the Fourth Proportional to 127,228.40, 190,842.60 and 73,865.60

Calculator

Solution

The fourth proportional to 127,228.40, 190,842.60 and 73,865.60 is: 110,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,228.40 : 190,842.60 = 73,865.60 : x
  2. Step 2: Convert to fraction form
    127,228.40/190,842.60 = 73,865.60/x
  3. Step 3: Cross multiply
    127,228.40x = 190,842.60 × 73,865.60
  4. Step 4: Simplify right side
    127,228.40x = 14,096,703,154.56
  5. Step 5: Solve for x
    x = 14,096,703,154.56/127,228.40
  6. Step 6: Final answer
    x = 110,798.40

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.