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Finding the Fourth Proportional to 65,394.13, 97,951.97 and 49,423.23

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Solution

The fourth proportional to 65,394.13, 97,951.97 and 49,423.23 is: 74,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,394.13 : 97,951.97 = 49,423.23 : x
  2. Step 2: Convert to fraction form
    65,394.13/97,951.97 = 49,423.23/x
  3. Step 3: Cross multiply
    65,394.13x = 97,951.97 × 49,423.23
  4. Step 4: Simplify right side
    65,394.13x = 4,841,102,742.26
  5. Step 5: Solve for x
    x = 4,841,102,742.26/65,394.13
  6. Step 6: Final answer
    x = 74,029.62

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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.