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Finding the Fourth Proportional to 52,952.70, 79,429.08 and 33,245.10

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Solution

The fourth proportional to 52,952.70, 79,429.08 and 33,245.10 is: 49,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,952.70 : 79,429.08 = 33,245.10 : x
  2. Step 2: Convert to fraction form
    52,952.70/79,429.08 = 33,245.10/x
  3. Step 3: Cross multiply
    52,952.70x = 79,429.08 × 33,245.10
  4. Step 4: Simplify right side
    52,952.70x = 2,640,627,707.51
  5. Step 5: Solve for x
    x = 2,640,627,707.51/52,952.70
  6. Step 6: Final answer
    x = 49,867.67

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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.