Home / 78,576.02-117,867.92-22,424.40

Finding the Fourth Proportional to 78,576.02, 117,867.92 and 22,424.40

Calculator

Solution

The fourth proportional to 78,576.02, 117,867.92 and 22,424.40 is: 33,637.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,576.02 : 117,867.92 = 22,424.40 : x
  2. Step 2: Convert to fraction form
    78,576.02/117,867.92 = 22,424.40/x
  3. Step 3: Cross multiply
    78,576.02x = 117,867.92 × 22,424.40
  4. Step 4: Simplify right side
    78,576.02x = 2,643,117,385.25
  5. Step 5: Solve for x
    x = 2,643,117,385.25/78,576.02
  6. Step 6: Final answer
    x = 33,637.71

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.