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Finding the Fourth Proportional to 44,889.80, 61,973.70 and 29,802.86

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Solution

The fourth proportional to 44,889.80, 61,973.70 and 29,802.86 is: 41,145.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,889.80 : 61,973.70 = 29,802.86 : x
  2. Step 2: Convert to fraction form
    44,889.80/61,973.70 = 29,802.86/x
  3. Step 3: Cross multiply
    44,889.80x = 61,973.70 × 29,802.86
  4. Step 4: Simplify right side
    44,889.80x = 1,846,993,504.78
  5. Step 5: Solve for x
    x = 1,846,993,504.78/44,889.80
  6. Step 6: Final answer
    x = 41,145.06

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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.