Home / 88,851.20-133,349.70-85,935.20

Finding the Fourth Proportional to 88,851.20, 133,349.70 and 85,935.20

Calculator

Solution

The fourth proportional to 88,851.20, 133,349.70 and 85,935.20 is: 128,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,851.20 : 133,349.70 = 85,935.20 : x
  2. Step 2: Convert to fraction form
    88,851.20/133,349.70 = 85,935.20/x
  3. Step 3: Cross multiply
    88,851.20x = 133,349.70 × 85,935.20
  4. Step 4: Simplify right side
    88,851.20x = 11,459,433,139.44
  5. Step 5: Solve for x
    x = 11,459,433,139.44/88,851.20
  6. Step 6: Final answer
    x = 128,973.31

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.