Home / 127,289.70-190,934.55-97,856.10

Finding the Fourth Proportional to 127,289.70, 190,934.55 and 97,856.10

Calculator

Solution

The fourth proportional to 127,289.70, 190,934.55 and 97,856.10 is: 146,784.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,289.70 : 190,934.55 = 97,856.10 : x
  2. Step 2: Convert to fraction form
    127,289.70/190,934.55 = 97,856.10/x
  3. Step 3: Cross multiply
    127,289.70x = 190,934.55 × 97,856.10
  4. Step 4: Simplify right side
    127,289.70x = 18,684,110,418.26
  5. Step 5: Solve for x
    x = 18,684,110,418.26/127,289.70
  6. Step 6: Final answer
    x = 146,784.15

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.