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Finding the Fourth Proportional to 160,452.59, 240,706.21 and 80,528.67

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Solution

The fourth proportional to 160,452.59, 240,706.21 and 80,528.67 is: 120,806.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,452.59 : 240,706.21 = 80,528.67 : x
  2. Step 2: Convert to fraction form
    160,452.59/240,706.21 = 80,528.67/x
  3. Step 3: Cross multiply
    160,452.59x = 240,706.21 × 80,528.67
  4. Step 4: Simplify right side
    160,452.59x = 19,383,750,952.04
  5. Step 5: Solve for x
    x = 19,383,750,952.04/160,452.59
  6. Step 6: Final answer
    x = 120,806.72

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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.