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Finding the Fourth Proportional to 103,060.62, 154,279.71 and 93,204.54

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Solution

The fourth proportional to 103,060.62, 154,279.71 and 93,204.54 is: 139,525.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,060.62 : 154,279.71 = 93,204.54 : x
  2. Step 2: Convert to fraction form
    103,060.62/154,279.71 = 93,204.54/x
  3. Step 3: Cross multiply
    103,060.62x = 154,279.71 × 93,204.54
  4. Step 4: Simplify right side
    103,060.62x = 14,379,569,401.88
  5. Step 5: Solve for x
    x = 14,379,569,401.88/103,060.62
  6. Step 6: Final answer
    x = 139,525.35

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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.