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Finding the Fourth Proportional to 73,342.53, 101,219.15 and 41,076.65

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Solution

The fourth proportional to 73,342.53, 101,219.15 and 41,076.65 is: 56,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,342.53 : 101,219.15 = 41,076.65 : x
  2. Step 2: Convert to fraction form
    73,342.53/101,219.15 = 41,076.65/x
  3. Step 3: Cross multiply
    73,342.53x = 101,219.15 × 41,076.65
  4. Step 4: Simplify right side
    73,342.53x = 4,157,743,953.59
  5. Step 5: Solve for x
    x = 4,157,743,953.59/73,342.53
  6. Step 6: Final answer
    x = 56,689.40

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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.