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Finding the Fourth Proportional to 73,591, 101,554.62 and 43,377.64

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Solution

The fourth proportional to 73,591, 101,554.62 and 43,377.64 is: 59,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,591 : 101,554.62 = 43,377.64 : x
  2. Step 2: Convert to fraction form
    73,591/101,554.62 = 43,377.64/x
  3. Step 3: Cross multiply
    73,591x = 101,554.62 × 43,377.64
  4. Step 4: Simplify right side
    73,591x = 4,405,199,746.70
  5. Step 5: Solve for x
    x = 4,405,199,746.70/73,591
  6. Step 6: Final answer
    x = 59,860.58

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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.