Home / 75,386.72-113,621.95-64,982.32

Finding the Fourth Proportional to 75,386.72, 113,621.95 and 64,982.32

Calculator

Solution

The fourth proportional to 75,386.72, 113,621.95 and 64,982.32 is: 97,940.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,386.72 : 113,621.95 = 64,982.32 : x
  2. Step 2: Convert to fraction form
    75,386.72/113,621.95 = 64,982.32/x
  3. Step 3: Cross multiply
    75,386.72x = 113,621.95 × 64,982.32
  4. Step 4: Simplify right side
    75,386.72x = 7,383,417,913.92
  5. Step 5: Solve for x
    x = 7,383,417,913.92/75,386.72
  6. Step 6: Final answer
    x = 97,940.56

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.