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Finding the Fourth Proportional to 52,952.57, 79,456.58 and 21,370.49

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Solution

The fourth proportional to 52,952.57, 79,456.58 and 21,370.49 is: 32,066.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,952.57 : 79,456.58 = 21,370.49 : x
  2. Step 2: Convert to fraction form
    52,952.57/79,456.58 = 21,370.49/x
  3. Step 3: Cross multiply
    52,952.57x = 79,456.58 × 21,370.49
  4. Step 4: Simplify right side
    52,952.57x = 1,698,025,544.19
  5. Step 5: Solve for x
    x = 1,698,025,544.19/52,952.57
  6. Step 6: Final answer
    x = 32,066.92

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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.