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Finding the Fourth Proportional to 76,888.98, 106,101.50 and 44,624.52

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Solution

The fourth proportional to 76,888.98, 106,101.50 and 44,624.52 is: 61,578.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,888.98 : 106,101.50 = 44,624.52 : x
  2. Step 2: Convert to fraction form
    76,888.98/106,101.50 = 44,624.52/x
  3. Step 3: Cross multiply
    76,888.98x = 106,101.50 × 44,624.52
  4. Step 4: Simplify right side
    76,888.98x = 4,734,728,508.78
  5. Step 5: Solve for x
    x = 4,734,728,508.78/76,888.98
  6. Step 6: Final answer
    x = 61,578.77

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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.