Home / 117,424.40-176,136.60-38,519.60

Finding the Fourth Proportional to 117,424.40, 176,136.60 and 38,519.60

Calculator

Solution

The fourth proportional to 117,424.40, 176,136.60 and 38,519.60 is: 57,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,424.40 : 176,136.60 = 38,519.60 : x
  2. Step 2: Convert to fraction form
    117,424.40/176,136.60 = 38,519.60/x
  3. Step 3: Cross multiply
    117,424.40x = 176,136.60 × 38,519.60
  4. Step 4: Simplify right side
    117,424.40x = 6,784,711,377.36
  5. Step 5: Solve for x
    x = 6,784,711,377.36/117,424.40
  6. Step 6: Final answer
    x = 57,779.40

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.