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Finding the Fourth Proportional to 152,162.91, 228,185.91 and 52,304.49

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Solution

The fourth proportional to 152,162.91, 228,185.91 and 52,304.49 is: 78,436.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,162.91 : 228,185.91 = 52,304.49 : x
  2. Step 2: Convert to fraction form
    152,162.91/228,185.91 = 52,304.49/x
  3. Step 3: Cross multiply
    152,162.91x = 228,185.91 × 52,304.49
  4. Step 4: Simplify right side
    152,162.91x = 11,935,147,647.74
  5. Step 5: Solve for x
    x = 11,935,147,647.74/152,162.91
  6. Step 6: Final answer
    x = 78,436.64

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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.