Home / 115,411.88-172,985.52-52,951.16

Finding the Fourth Proportional to 115,411.88, 172,985.52 and 52,951.16

Calculator

Solution

The fourth proportional to 115,411.88, 172,985.52 and 52,951.16 is: 79,366.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,411.88 : 172,985.52 = 52,951.16 : x
  2. Step 2: Convert to fraction form
    115,411.88/172,985.52 = 52,951.16/x
  3. Step 3: Cross multiply
    115,411.88x = 172,985.52 × 52,951.16
  4. Step 4: Simplify right side
    115,411.88x = 9,159,783,947.20
  5. Step 5: Solve for x
    x = 9,159,783,947.20/115,411.88
  6. Step 6: Final answer
    x = 79,366.04

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.