Home / 130,728.22-196,175.12-55,848.71

Finding the Fourth Proportional to 130,728.22, 196,175.12 and 55,848.71

Calculator

Solution

The fourth proportional to 130,728.22, 196,175.12 and 55,848.71 is: 83,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,728.22 : 196,175.12 = 55,848.71 : x
  2. Step 2: Convert to fraction form
    130,728.22/196,175.12 = 55,848.71/x
  3. Step 3: Cross multiply
    130,728.22x = 196,175.12 × 55,848.71
  4. Step 4: Simplify right side
    130,728.22x = 10,956,127,597.29
  5. Step 5: Solve for x
    x = 10,956,127,597.29/130,728.22
  6. Step 6: Final answer
    x = 83,808.44

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.