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Finding the Fourth Proportional to 63,214.04, 87,238.02 and 36,356.57

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Solution

The fourth proportional to 63,214.04, 87,238.02 and 36,356.57 is: 50,173.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,214.04 : 87,238.02 = 36,356.57 : x
  2. Step 2: Convert to fraction form
    63,214.04/87,238.02 = 36,356.57/x
  3. Step 3: Cross multiply
    63,214.04x = 87,238.02 × 36,356.57
  4. Step 4: Simplify right side
    63,214.04x = 3,171,675,208.08
  5. Step 5: Solve for x
    x = 3,171,675,208.08/63,214.04
  6. Step 6: Final answer
    x = 50,173.59

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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.