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Finding the Fourth Proportional to 114,037.62, 171,007.44 and 39,165.27

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Solution

The fourth proportional to 114,037.62, 171,007.44 and 39,165.27 is: 58,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,037.62 : 171,007.44 = 39,165.27 : x
  2. Step 2: Convert to fraction form
    114,037.62/171,007.44 = 39,165.27/x
  3. Step 3: Cross multiply
    114,037.62x = 171,007.44 × 39,165.27
  4. Step 4: Simplify right side
    114,037.62x = 6,697,552,559.61
  5. Step 5: Solve for x
    x = 6,697,552,559.61/114,037.62
  6. Step 6: Final answer
    x = 58,731.08

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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.