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Finding the Fourth Proportional to 104,668.92, 144,392.28 and 62,197.38

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Solution

The fourth proportional to 104,668.92, 144,392.28 and 62,197.38 is: 85,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,668.92 : 144,392.28 = 62,197.38 : x
  2. Step 2: Convert to fraction form
    104,668.92/144,392.28 = 62,197.38/x
  3. Step 3: Cross multiply
    104,668.92x = 144,392.28 × 62,197.38
  4. Step 4: Simplify right side
    104,668.92x = 8,980,821,508.23
  5. Step 5: Solve for x
    x = 8,980,821,508.23/104,668.92
  6. Step 6: Final answer
    x = 85,802.18

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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.