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Finding the Fourth Proportional to 52,625.70, 78,885.35 and 22,659.48

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Solution

The fourth proportional to 52,625.70, 78,885.35 and 22,659.48 is: 33,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,625.70 : 78,885.35 = 22,659.48 : x
  2. Step 2: Convert to fraction form
    52,625.70/78,885.35 = 22,659.48/x
  3. Step 3: Cross multiply
    52,625.70x = 78,885.35 × 22,659.48
  4. Step 4: Simplify right side
    52,625.70x = 1,787,500,897.32
  5. Step 5: Solve for x
    x = 1,787,500,897.32/52,625.70
  6. Step 6: Final answer
    x = 33,966.31

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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.