Home / 239,756.22-330,885.27-144,247.50

Finding the Fourth Proportional to 239,756.22, 330,885.27 and 144,247.50

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Solution

The fourth proportional to 239,756.22, 330,885.27 and 144,247.50 is: 199,074.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,756.22 : 330,885.27 = 144,247.50 : x
  2. Step 2: Convert to fraction form
    239,756.22/330,885.27 = 144,247.50/x
  3. Step 3: Cross multiply
    239,756.22x = 330,885.27 × 144,247.50
  4. Step 4: Simplify right side
    239,756.22x = 47,729,372,984.33
  5. Step 5: Solve for x
    x = 47,729,372,984.33/239,756.22
  6. Step 6: Final answer
    x = 199,074.60

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1.5x scale

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.