Home / 156,005.07-234,042.83-49,395.49

Finding the Fourth Proportional to 156,005.07, 234,042.83 and 49,395.49

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Solution

The fourth proportional to 156,005.07, 234,042.83 and 49,395.49 is: 74,104.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,005.07 : 234,042.83 = 49,395.49 : x
  2. Step 2: Convert to fraction form
    156,005.07/234,042.83 = 49,395.49/x
  3. Step 3: Cross multiply
    156,005.07x = 234,042.83 × 49,395.49
  4. Step 4: Simplify right side
    156,005.07x = 11,560,660,268.84
  5. Step 5: Solve for x
    x = 11,560,660,268.84/156,005.07
  6. Step 6: Final answer
    x = 74,104.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.