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Finding the Fourth Proportional to 202,336.90, 302,814.15 and 177,453.70

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Solution

The fourth proportional to 202,336.90, 302,814.15 and 177,453.70 is: 265,574.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,336.90 : 302,814.15 = 177,453.70 : x
  2. Step 2: Convert to fraction form
    202,336.90/302,814.15 = 177,453.70/x
  3. Step 3: Cross multiply
    202,336.90x = 302,814.15 × 177,453.70
  4. Step 4: Simplify right side
    202,336.90x = 53,735,491,329.86
  5. Step 5: Solve for x
    x = 53,735,491,329.86/202,336.90
  6. Step 6: Final answer
    x = 265,574.35

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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.