Home / 207,731.56-286,662.76-131,291.68

Finding the Fourth Proportional to 207,731.56, 286,662.76 and 131,291.68

Calculator

Solution

The fourth proportional to 207,731.56, 286,662.76 and 131,291.68 is: 181,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,731.56 : 286,662.76 = 131,291.68 : x
  2. Step 2: Convert to fraction form
    207,731.56/286,662.76 = 131,291.68/x
  3. Step 3: Cross multiply
    207,731.56x = 286,662.76 × 131,291.68
  4. Step 4: Simplify right side
    207,731.56x = 37,636,435,353.84
  5. Step 5: Solve for x
    x = 37,636,435,353.84/207,731.56
  6. Step 6: Final answer
    x = 181,178.23

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.