Home / 75,009.60-112,384.80-48,700.80

Finding the Fourth Proportional to 75,009.60, 112,384.80 and 48,700.80

Calculator

Solution

The fourth proportional to 75,009.60, 112,384.80 and 48,700.80 is: 72,967.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,009.60 : 112,384.80 = 48,700.80 : x
  2. Step 2: Convert to fraction form
    75,009.60/112,384.80 = 48,700.80/x
  3. Step 3: Cross multiply
    75,009.60x = 112,384.80 × 48,700.80
  4. Step 4: Simplify right side
    75,009.60x = 5,473,229,667.84
  5. Step 5: Solve for x
    x = 5,473,229,667.84/75,009.60
  6. Step 6: Final answer
    x = 72,967.06

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.