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Finding the Fourth Proportional to 44,172.79, 60,978.35 and 29,073.37

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Solution

The fourth proportional to 44,172.79, 60,978.35 and 29,073.37 is: 40,134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,172.79 : 60,978.35 = 29,073.37 : x
  2. Step 2: Convert to fraction form
    44,172.79/60,978.35 = 29,073.37/x
  3. Step 3: Cross multiply
    44,172.79x = 60,978.35 × 29,073.37
  4. Step 4: Simplify right side
    44,172.79x = 1,772,846,131.54
  5. Step 5: Solve for x
    x = 1,772,846,131.54/44,172.79
  6. Step 6: Final answer
    x = 40,134.35

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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.