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Finding the Fourth Proportional to 134,076.48, 185,025.48 and 73,648.80

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Solution

The fourth proportional to 134,076.48, 185,025.48 and 73,648.80 is: 101,635.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,076.48 : 185,025.48 = 73,648.80 : x
  2. Step 2: Convert to fraction form
    134,076.48/185,025.48 = 73,648.80/x
  3. Step 3: Cross multiply
    134,076.48x = 185,025.48 × 73,648.80
  4. Step 4: Simplify right side
    134,076.48x = 13,626,904,571.42
  5. Step 5: Solve for x
    x = 13,626,904,571.42/134,076.48
  6. Step 6: Final answer
    x = 101,635.31

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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.