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Finding the Fourth Proportional to 68,004.60, 102,037.14 and 34,707.08

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Solution

The fourth proportional to 68,004.60, 102,037.14 and 34,707.08 is: 52,076.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,004.60 : 102,037.14 = 34,707.08 : x
  2. Step 2: Convert to fraction form
    68,004.60/102,037.14 = 34,707.08/x
  3. Step 3: Cross multiply
    68,004.60x = 102,037.14 × 34,707.08
  4. Step 4: Simplify right side
    68,004.60x = 3,541,411,180.95
  5. Step 5: Solve for x
    x = 3,541,411,180.95/68,004.60
  6. Step 6: Final answer
    x = 52,076.05

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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.