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Finding the Fourth Proportional to 63,357.49, 94,970.62 and 52,146.41

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Solution

The fourth proportional to 63,357.49, 94,970.62 and 52,146.41 is: 78,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,357.49 : 94,970.62 = 52,146.41 : x
  2. Step 2: Convert to fraction form
    63,357.49/94,970.62 = 52,146.41/x
  3. Step 3: Cross multiply
    63,357.49x = 94,970.62 × 52,146.41
  4. Step 4: Simplify right side
    63,357.49x = 4,952,376,627.74
  5. Step 5: Solve for x
    x = 4,952,376,627.74/63,357.49
  6. Step 6: Final answer
    x = 78,165.61

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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.