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Finding the Fourth Proportional to 117,483, 176,166.63 and 42,591.91

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Solution

The fourth proportional to 117,483, 176,166.63 and 42,591.91 is: 63,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,483 : 176,166.63 = 42,591.91 : x
  2. Step 2: Convert to fraction form
    117,483/176,166.63 = 42,591.91/x
  3. Step 3: Cross multiply
    117,483x = 176,166.63 × 42,591.91
  4. Step 4: Simplify right side
    117,483x = 7,503,273,249.96
  5. Step 5: Solve for x
    x = 7,503,273,249.96/117,483
  6. Step 6: Final answer
    x = 63,866.88

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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.