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Finding the Fourth Proportional to 73,372.36, 101,254.26 and 39,838.36

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Solution

The fourth proportional to 73,372.36, 101,254.26 and 39,838.36 is: 54,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,372.36 : 101,254.26 = 39,838.36 : x
  2. Step 2: Convert to fraction form
    73,372.36/101,254.26 = 39,838.36/x
  3. Step 3: Cross multiply
    73,372.36x = 101,254.26 × 39,838.36
  4. Step 4: Simplify right side
    73,372.36x = 4,033,803,661.41
  5. Step 5: Solve for x
    x = 4,033,803,661.41/73,372.36
  6. Step 6: Final answer
    x = 54,977.16

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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.