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Finding the Fourth Proportional to 73,106.74, 100,886.43 and 41,276.98

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Solution

The fourth proportional to 73,106.74, 100,886.43 and 41,276.98 is: 56,961.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,106.74 : 100,886.43 = 41,276.98 : x
  2. Step 2: Convert to fraction form
    73,106.74/100,886.43 = 41,276.98/x
  3. Step 3: Cross multiply
    73,106.74x = 100,886.43 × 41,276.98
  4. Step 4: Simplify right side
    73,106.74x = 4,164,287,153.38
  5. Step 5: Solve for x
    x = 4,164,287,153.38/73,106.74
  6. Step 6: Final answer
    x = 56,961.74

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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.