Home / 115,776.40-173,405.40-95,040.40

Finding the Fourth Proportional to 115,776.40, 173,405.40 and 95,040.40

Calculator

Solution

The fourth proportional to 115,776.40, 173,405.40 and 95,040.40 is: 142,347.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,776.40 : 173,405.40 = 95,040.40 : x
  2. Step 2: Convert to fraction form
    115,776.40/173,405.40 = 95,040.40/x
  3. Step 3: Cross multiply
    115,776.40x = 173,405.40 × 95,040.40
  4. Step 4: Simplify right side
    115,776.40x = 16,480,518,578.16
  5. Step 5: Solve for x
    x = 16,480,518,578.16/115,776.40
  6. Step 6: Final answer
    x = 142,347.82

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.