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Finding the Fourth Proportional to 103,252.47, 154,786.95 and 36,683.82

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Solution

The fourth proportional to 103,252.47, 154,786.95 and 36,683.82 is: 54,993.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,252.47 : 154,786.95 = 36,683.82 : x
  2. Step 2: Convert to fraction form
    103,252.47/154,786.95 = 36,683.82/x
  3. Step 3: Cross multiply
    103,252.47x = 154,786.95 × 36,683.82
  4. Step 4: Simplify right side
    103,252.47x = 5,678,176,612.15
  5. Step 5: Solve for x
    x = 5,678,176,612.15/103,252.47
  6. Step 6: Final answer
    x = 54,993.13

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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.