Home / 239,310.40-330,366.45-163,224.67

Finding the Fourth Proportional to 239,310.40, 330,366.45 and 163,224.67

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Solution

The fourth proportional to 239,310.40, 330,366.45 and 163,224.67 is: 225,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,310.40 : 330,366.45 = 163,224.67 : x
  2. Step 2: Convert to fraction form
    239,310.40/330,366.45 = 163,224.67/x
  3. Step 3: Cross multiply
    239,310.40x = 330,366.45 × 163,224.67
  4. Step 4: Simplify right side
    239,310.40x = 53,923,954,780.32
  5. Step 5: Solve for x
    x = 53,923,954,780.32/239,310.40
  6. Step 6: Final answer
    x = 225,330.59

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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.