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Finding the Fourth Proportional to 192,071.58, 288,105.04 and 49,904.27

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Solution

The fourth proportional to 192,071.58, 288,105.04 and 49,904.27 is: 74,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,071.58 : 288,105.04 = 49,904.27 : x
  2. Step 2: Convert to fraction form
    192,071.58/288,105.04 = 49,904.27/x
  3. Step 3: Cross multiply
    192,071.58x = 288,105.04 × 49,904.27
  4. Step 4: Simplify right side
    192,071.58x = 14,377,671,704.52
  5. Step 5: Solve for x
    x = 14,377,671,704.52/192,071.58
  6. Step 6: Final answer
    x = 74,855.80

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1.5x scale

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.