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Finding the Fourth Proportional to 117,897.73, 176,846.60 and 29,152.91

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Solution

The fourth proportional to 117,897.73, 176,846.60 and 29,152.91 is: 43,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,897.73 : 176,846.60 = 29,152.91 : x
  2. Step 2: Convert to fraction form
    117,897.73/176,846.60 = 29,152.91/x
  3. Step 3: Cross multiply
    117,897.73x = 176,846.60 × 29,152.91
  4. Step 4: Simplify right side
    117,897.73x = 5,155,593,528.60
  5. Step 5: Solve for x
    x = 5,155,593,528.60/117,897.73
  6. Step 6: Final answer
    x = 43,729.37

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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.