Home / 291,704.80-437,557.20-70,088.80

Finding the Fourth Proportional to 291,704.80, 437,557.20 and 70,088.80

Calculator

Solution

The fourth proportional to 291,704.80, 437,557.20 and 70,088.80 is: 105,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,704.80 : 437,557.20 = 70,088.80 : x
  2. Step 2: Convert to fraction form
    291,704.80/437,557.20 = 70,088.80/x
  3. Step 3: Cross multiply
    291,704.80x = 437,557.20 × 70,088.80
  4. Step 4: Simplify right side
    291,704.80x = 30,667,859,079.36
  5. Step 5: Solve for x
    x = 30,667,859,079.36/291,704.80
  6. Step 6: Final answer
    x = 105,133.20

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.