Home / 295,528.10-443,292.15-108,515.30

Finding the Fourth Proportional to 295,528.10, 443,292.15 and 108,515.30

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Solution

The fourth proportional to 295,528.10, 443,292.15 and 108,515.30 is: 162,772.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,528.10 : 443,292.15 = 108,515.30 : x
  2. Step 2: Convert to fraction form
    295,528.10/443,292.15 = 108,515.30/x
  3. Step 3: Cross multiply
    295,528.10x = 443,292.15 × 108,515.30
  4. Step 4: Simplify right side
    295,528.10x = 48,103,980,644.90
  5. Step 5: Solve for x
    x = 48,103,980,644.90/295,528.10
  6. Step 6: Final answer
    x = 162,772.95

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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.