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Finding the Fourth Proportional to 117,494.01, 176,183.13 and 42,602.91

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Solution

The fourth proportional to 117,494.01, 176,183.13 and 42,602.91 is: 63,883.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,494.01 : 176,183.13 = 42,602.91 : x
  2. Step 2: Convert to fraction form
    117,494.01/176,183.13 = 42,602.91/x
  3. Step 3: Cross multiply
    117,494.01x = 176,183.13 × 42,602.91
  4. Step 4: Simplify right side
    117,494.01x = 7,505,914,030.91
  5. Step 5: Solve for x
    x = 7,505,914,030.91/117,494.01
  6. Step 6: Final answer
    x = 63,883.38

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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.