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Finding the Fourth Proportional to 284,668.75, 426,863.60 and 95,063.95

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Solution

The fourth proportional to 284,668.75, 426,863.60 and 95,063.95 is: 142,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,668.75 : 426,863.60 = 95,063.95 : x
  2. Step 2: Convert to fraction form
    284,668.75/426,863.60 = 95,063.95/x
  3. Step 3: Cross multiply
    284,668.75x = 426,863.60 × 95,063.95
  4. Step 4: Simplify right side
    284,668.75x = 40,579,337,317.58
  5. Step 5: Solve for x
    x = 40,579,337,317.58/284,668.75
  6. Step 6: Final answer
    x = 142,549.32

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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.