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Finding the Fourth Proportional to 64,997.04, 89,696.08 and 35,189.04

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Solution

The fourth proportional to 64,997.04, 89,696.08 and 35,189.04 is: 48,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,997.04 : 89,696.08 = 35,189.04 : x
  2. Step 2: Convert to fraction form
    64,997.04/89,696.08 = 35,189.04/x
  3. Step 3: Cross multiply
    64,997.04x = 89,696.08 × 35,189.04
  4. Step 4: Simplify right side
    64,997.04x = 3,156,318,946.96
  5. Step 5: Solve for x
    x = 3,156,318,946.96/64,997.04
  6. Step 6: Final answer
    x = 48,560.96

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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.