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Finding the Fourth Proportional to 76,064.96, 104,973.36 and 44,237.36

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Solution

The fourth proportional to 76,064.96, 104,973.36 and 44,237.36 is: 61,049.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,064.96 : 104,973.36 = 44,237.36 : x
  2. Step 2: Convert to fraction form
    76,064.96/104,973.36 = 44,237.36/x
  3. Step 3: Cross multiply
    76,064.96x = 104,973.36 × 44,237.36
  4. Step 4: Simplify right side
    76,064.96x = 4,643,744,316.73
  5. Step 5: Solve for x
    x = 4,643,744,316.73/76,064.96
  6. Step 6: Final answer
    x = 61,049.72

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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.