Home / 242,782.72-335,013.12-147,312.64

Finding the Fourth Proportional to 242,782.72, 335,013.12 and 147,312.64

Calculator

Solution

The fourth proportional to 242,782.72, 335,013.12 and 147,312.64 is: 203,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,782.72 : 335,013.12 = 147,312.64 : x
  2. Step 2: Convert to fraction form
    242,782.72/335,013.12 = 147,312.64/x
  3. Step 3: Cross multiply
    242,782.72x = 335,013.12 × 147,312.64
  4. Step 4: Simplify right side
    242,782.72x = 49,351,667,141.84
  5. Step 5: Solve for x
    x = 49,351,667,141.84/242,782.72
  6. Step 6: Final answer
    x = 203,275.04

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.