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Finding the Fourth Proportional to 73,838.40, 101,910.96 and 46,255.92

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Solution

The fourth proportional to 73,838.40, 101,910.96 and 46,255.92 is: 63,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,838.40 : 101,910.96 = 46,255.92 : x
  2. Step 2: Convert to fraction form
    73,838.40/101,910.96 = 46,255.92/x
  3. Step 3: Cross multiply
    73,838.40x = 101,910.96 × 46,255.92
  4. Step 4: Simplify right side
    73,838.40x = 4,713,985,212.88
  5. Step 5: Solve for x
    x = 4,713,985,212.88/73,838.40
  6. Step 6: Final answer
    x = 63,841.92

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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.