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Finding the Fourth Proportional to 71,473.98, 98,601.75 and 44,623.11

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Solution

The fourth proportional to 71,473.98, 98,601.75 and 44,623.11 is: 61,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,473.98 : 98,601.75 = 44,623.11 : x
  2. Step 2: Convert to fraction form
    71,473.98/98,601.75 = 44,623.11/x
  3. Step 3: Cross multiply
    71,473.98x = 98,601.75 × 44,623.11
  4. Step 4: Simplify right side
    71,473.98x = 4,399,916,736.44
  5. Step 5: Solve for x
    x = 4,399,916,736.44/71,473.98
  6. Step 6: Final answer
    x = 61,559.70

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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.