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Finding the Fourth Proportional to 63,188.70, 87,196.46 and 34,894.99

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Solution

The fourth proportional to 63,188.70, 87,196.46 and 34,894.99 is: 48,152.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,188.70 : 87,196.46 = 34,894.99 : x
  2. Step 2: Convert to fraction form
    63,188.70/87,196.46 = 34,894.99/x
  3. Step 3: Cross multiply
    63,188.70x = 87,196.46 × 34,894.99
  4. Step 4: Simplify right side
    63,188.70x = 3,042,719,599.74
  5. Step 5: Solve for x
    x = 3,042,719,599.74/63,188.70
  6. Step 6: Final answer
    x = 48,152.91

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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.