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Finding the Fourth Proportional to 73,969.79, 102,080.12 and 44,898.48

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Solution

The fourth proportional to 73,969.79, 102,080.12 and 44,898.48 is: 61,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,969.79 : 102,080.12 = 44,898.48 : x
  2. Step 2: Convert to fraction form
    73,969.79/102,080.12 = 44,898.48/x
  3. Step 3: Cross multiply
    73,969.79x = 102,080.12 × 44,898.48
  4. Step 4: Simplify right side
    73,969.79x = 4,583,242,001.73
  5. Step 5: Solve for x
    x = 4,583,242,001.73/73,969.79
  6. Step 6: Final answer
    x = 61,961.00

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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.