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Finding the Fourth Proportional to 114,571.04, 171,815.54 and 39,671.06

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Solution

The fourth proportional to 114,571.04, 171,815.54 and 39,671.06 is: 59,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,571.04 : 171,815.54 = 39,671.06 : x
  2. Step 2: Convert to fraction form
    114,571.04/171,815.54 = 39,671.06/x
  3. Step 3: Cross multiply
    114,571.04x = 171,815.54 × 39,671.06
  4. Step 4: Simplify right side
    114,571.04x = 6,816,103,538.84
  5. Step 5: Solve for x
    x = 6,816,103,538.84/114,571.04
  6. Step 6: Final answer
    x = 59,492.38

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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.