Home / 97,664.40-146,467.80-38,480.40

Finding the Fourth Proportional to 97,664.40, 146,467.80 and 38,480.40

Calculator

Solution

The fourth proportional to 97,664.40, 146,467.80 and 38,480.40 is: 57,709.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,664.40 : 146,467.80 = 38,480.40 : x
  2. Step 2: Convert to fraction form
    97,664.40/146,467.80 = 38,480.40/x
  3. Step 3: Cross multiply
    97,664.40x = 146,467.80 × 38,480.40
  4. Step 4: Simplify right side
    97,664.40x = 5,636,139,531.12
  5. Step 5: Solve for x
    x = 5,636,139,531.12/97,664.40
  6. Step 6: Final answer
    x = 57,709.25

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.