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Finding the Fourth Proportional to 52,953.15, 79,447.95 and 33,208.59

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Solution

The fourth proportional to 52,953.15, 79,447.95 and 33,208.59 is: 49,824.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,953.15 : 79,447.95 = 33,208.59 : x
  2. Step 2: Convert to fraction form
    52,953.15/79,447.95 = 33,208.59/x
  3. Step 3: Cross multiply
    52,953.15x = 79,447.95 × 33,208.59
  4. Step 4: Simplify right side
    52,953.15x = 2,638,353,834.61
  5. Step 5: Solve for x
    x = 2,638,353,834.61/52,953.15
  6. Step 6: Final answer
    x = 49,824.31

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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.