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Finding the Fourth Proportional to 73,005.13, 100,747.03 and 41,173.95

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Solution

The fourth proportional to 73,005.13, 100,747.03 and 41,173.95 is: 56,820.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,005.13 : 100,747.03 = 41,173.95 : x
  2. Step 2: Convert to fraction form
    73,005.13/100,747.03 = 41,173.95/x
  3. Step 3: Cross multiply
    73,005.13x = 100,747.03 × 41,173.95
  4. Step 4: Simplify right side
    73,005.13x = 4,148,152,970.00
  5. Step 5: Solve for x
    x = 4,148,152,970.00/73,005.13
  6. Step 6: Final answer
    x = 56,820.02

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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.