Home / 239,598.21-359,359.22-79,660.84

Finding the Fourth Proportional to 239,598.21, 359,359.22 and 79,660.84

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Solution

The fourth proportional to 239,598.21, 359,359.22 and 79,660.84 is: 119,478.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,598.21 : 359,359.22 = 79,660.84 : x
  2. Step 2: Convert to fraction form
    239,598.21/359,359.22 = 79,660.84/x
  3. Step 3: Cross multiply
    239,598.21x = 359,359.22 × 79,660.84
  4. Step 4: Simplify right side
    239,598.21x = 28,626,857,326.94
  5. Step 5: Solve for x
    x = 28,626,857,326.94/239,598.21
  6. Step 6: Final answer
    x = 119,478.59

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1.5x scale

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.