Home / 130,865.20-180,594.84-74,277.52

Finding the Fourth Proportional to 130,865.20, 180,594.84 and 74,277.52

Calculator

Solution

The fourth proportional to 130,865.20, 180,594.84 and 74,277.52 is: 102,503.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,865.20 : 180,594.84 = 74,277.52 : x
  2. Step 2: Convert to fraction form
    130,865.20/180,594.84 = 74,277.52/x
  3. Step 3: Cross multiply
    130,865.20x = 180,594.84 × 74,277.52
  4. Step 4: Simplify right side
    130,865.20x = 13,414,136,840.00
  5. Step 5: Solve for x
    x = 13,414,136,840.00/130,865.20
  6. Step 6: Final answer
    x = 102,503.47

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.